\begin{table}%T1
   %\centering
\par
      \caption{Catalogue of massive white dwarfs.}
         \label{t1}
 \begin{tabular}{llllllllllllll}
\hline\hline
 WD  & Name & $\te$ & ${\Delta }\te$ & log $g$ & ${\Delta }$log $g$ & $M/M_{\odot}$ 
 & ${\Delta }M/M_{\odot}$ & \hb $R$ & $B_{\rm s}$ & $B_{\rm p}$ & $d$ & Rem. & References   \\
\hline
%\noalign{\smallskip\hrule\medskip}
 0000--345   & GR406           &   7000 &         &       &          & 0.92  &         &       &   70   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 0003+436J  & RE0003+433      &  45~107 &   1362  & 9.01  & 0.15     & 1.21  & 0.06    &  3907 &        &        &  101   &       & 1a, 1b, 2, 3, 4 \\
\noalign{\vskip -0.2 mm }
 0008+330   & HS0008+3302     &  10~300 &         & 8.35  &          & 0.83  &         &  6960 &        &        &   85   &       & 14 \\
\noalign{\vskip -0.2 mm }
 0009+501   & GR381           &   6400 &         &       &          & 0.89  &         &       &        &   70   &        &   m   & 17 \\
\noalign{\vskip -0.2 mm }
 0022+274   & LP349--013       &  25~000 &         &       &          & 0.862 &         &       &        &        &   29   &    b  & 8 \\
\noalign{\vskip -0.2 mm }
 0033+016   & EG004           &  10~700 &         & 8.66  &          & 1.02  &         &  5440 &        &        &   32.9 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0041+092   & BD+08$^o$102       &  28~960 &     50  & 8.50  &          & 0.90  &         &  6180 &        &        &   55   &    b  & 27, 28 \\
\noalign{\vskip -0.2 mm }
 0046+051   & EG005           &   6770 &         & 8.40  &          & 0.83  &         &  6620 &        &        &    4.3 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0115+159   & EG009           &   9800 &         & 8.38  &          & 0.82  &         &  6740 &        &        &   15.4 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0136+251   & PG0136+251      &  39~465 &    294  & 9.01  & 0.04     & 1.21  & 0.03    &  3830 &        &        &   80   &   m   & 1a, 1b, 2, 3, 4, 18 \\
\noalign{\vskip -0.2 mm }
 0146+072   & HS0146+0723     &  25~000 &         & 8.27  &          & 0.80  &         &  7520 &        &        &  210   &       & 14 \\
\noalign{\vskip -0.2 mm }
 0235--125   & PHL 1400        &  32~018 &    252  & 8.49  & 0.05     & 0.95  & 0.03    &  6170 &        &        &   66   &       & 1a, 1b, 2, 3, 12 \\
\noalign{\vskip -0.2 mm }
 0239+500J  & EUVE J0239+500  &  34~211 &    389  & 8.517 & 0.043    & 0.96  & 0.02    &  6130 &        &        &   96   &       & 2, 3 \\
\noalign{\vskip -0.2 mm }
 0317--853   & EUVE J0317--855  &  43~210 &   3290  & 9.19  & 0.30     & 1.34  & 0.01    &  2408 &  505   &  395\hb &        &   mbc & 4, 5, 17, 22, 23, 24, 25 \\
\noalign{\vskip -0.2 mm }
 0346--011   & GD 50           &  41~743 &    736  & 9.12  & 0.04     & 1.25  & 0.03    &  3520 &        &        &   29   &       & 1a, 1b, 2, 4, 7, 12, 13 \\
\noalign{\vskip -0.2 mm }
 0347+171   & V471 Tau        &  34~060 &    580  & 8.40  & 0.14     & 0.90  & 0.07    &  6240 &        &        &   47   &    bc & 1a, 1b, 29, 30, 31 \\
\noalign{\vskip -0.2 mm }
 0349+247   & EG025           &  32~180 &    320  & 8.69  & 0.05     & 1.046 & 0.012   &  5081 &        &        &        &       & 7, 9, 11, 19, 32 \\
\noalign{\vskip -0.2 mm }
 0352+049   & KUV03520+0500   &  36~900 &    500  & 8.71  & 0.15     & 1.05  & 0.08    &  5280 &        &        &  106   &       & 4, 14 \\
\noalign{\vskip -0.2 mm }
 0406+169   & EG029           &  15~190 &         & 8.30  &          & 0.806 & 0.013   &  7300 &        &        &   53.2 &       & 8, 9, 11, 16 \\
\noalign{\vskip -0.2 mm }
 HD27483    &                 &  22~000 &         & 8.5   &          & 0.95  &         &  6300 &        &        &   46   &    bt & 27 \\
\noalign{\vskip -0.2 mm }
 0443--037J  & EUVE J0443--037  &  68~740 &   3600  & 8.946 & 0.174    & 1.25  & 0.04    &  3970 &        &        &  144   &       & 2, 3, 4 \\
\noalign{\vskip -0.2 mm }
 0518--105   & RE0521--102      &  32~727 &    323  & 8.67  & 0.02     & 1.04  & 0.01    &  5380 &        &        &   99   &    b  & 1a, 1b, 2, 3, 12 \\
\noalign{\vskip -0.2 mm }
 0531--022   & EUVE J0534--022  &  29~867 &    133  & 8.587 & 0.054    & 1.00  & 0.02    &  5760 &        &        &  101   &       & 2, 3 \\
\noalign{\vskip -0.2 mm }
 0548--001   & EG248           &   6400 &    100  & 8.32  &          & 0.81  & 0.03    &  7040 &    8   &        &   11.1 &   m   & 5, 6 \\
\noalign{\vskip -0.2 mm }
 0557--165J  & 1RXSJ0557.0--1635&  56~820 &         & 8.88  &          & 1.15  &         &  4490 &        &        &  309   &       & 4 \\
\noalign{\vskip -0.2 mm }
 0630--050   & RE0632--050      &  43~029 &    686  & 8.32  & 0.13     & 0.81  & 0.07    &  7790 &        &        &        &       & 1a, 1b, 2, 3 \\
\noalign{\vskip -0.2 mm }
 0633+200J  & 0630+200        &  75~792 &         & 8.398 &          & 0.947 &         &  7090 &        &        &        &       & 3 \\
\noalign{\vskip -0.2 mm }
 0642--166   & Sirius~B        &  24~700 &    100  & 8.61  & 0.04     & 1.02  & 0.01    &  5670 &        &        &    2.64&    b  & 1a, 1b, 15, 26 \\
\noalign{\vskip -0.2 mm }
 0644+025   & GR484           &   7410 &         & 8.66  &          & 1.01  &         &  5420 &        &        &   18.5 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0653--564   & EUVE J0653--564  &  35~200 &         & 8.88  &          & 1.15  & 0.01    &  4490 &        &        &  107   &       & 2, 4 \\
\noalign{\vskip -0.2 mm }
 0654+027   & EG181           &   9450 &         & 8.51  &          & 0.91  &         &  6110 &        &        &   38.5 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0659--063   & LHS1892         &   6520 &         & 8.71  &          & 1.04  &         &  5190 &        &        &   12.3 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0701--587   & BPM18398        &  15~701 &         & 8.562 &          & 0.944 &         &  5861 &        &        &        &       & 13 \\
\noalign{\vskip -0.2 mm }
 0729--384   & y Pup           &  43~200 &    200  & 8.5   &          & 0.87  & 0.04    &  6100 &        &        &  172   &    bt & 27, 33 \\
\noalign{\vskip -0.2 mm }
 0730+487   & GD 86           &  15~510 &         & 8.49  &          & 0.90  &         &  6220 &        &        &        &       & 7 \\
\noalign{\vskip -0.2 mm }
 0743--391J  & EUVE J0743--391  &  40~200 &         & 8.66  &          & 1.04  & 0.01    &  5500 &        &        &  147   &       & 2 \\
\noalign{\vskip -0.2 mm }
 0816+376   & GD 90           &  11~000 &         &       &          & 0.86  &         &       &    8   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 0823--253   & 1RXSJ0823.6--2525&  43~200 &         & 9.02  &          & 1.21  & 0.01    &  3910 &    3   &        &  105   &   m   & 4, 34 \\
\noalign{\vskip -0.2 mm }
 0827+328   & EG249           &   7270 &         & 8.39  &          & 0.85  &         &  6780 &        &        &   22.3 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0836+197   & LB 5893         &  21~620 &    310  & 8.45  &          & 0.916 & 0.007   &  6550 &        &        &  174   &       & 8, 9, 16 \\
\noalign{\vskip -0.2 mm }
 0836+199   & EG060           &  14~060 &         & 8.34  &          & 0.864 & 0.021   &  7240 &        &        &        &       & 9 \\
\noalign{\vskip -0.2 mm }
 0853+163   & GR904           &   2000 &         &       &          & 0.83  &         &       &    3   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 0856+331   & EG182           &  10~390 &         & 8.84  &          & 1.11  &         &  4610 &        &        &   20.5 &    b  & 6 \\
\noalign{\vskip -0.2 mm }
 0912+536   & EG250           &   7580 &    420  & 8.28  &          & 0.87  & 0.12    &  7230 &   70   &        &   10.3 &   m   & 5, 6 \\
\noalign{\vskip -0.2 mm }
 0913+442   & EG064           &   8620 &    130  & 8.24  & 0.05     & 0.826 & 0.093   &  7760 &        &        &   28.9 &    bp & 6, 11 \\
\noalign{\vskip -0.2 mm }
 0916--197J  & EUVE J0916--197  &  56~400 &         & 9.12  & 0.2      & 1.29  & 0.02    &  3600 &        &        &  164   &    b  & 2, 4 \\
\noalign{\vskip -0.2 mm }
 0930+294   & GR324           &   8330 &         & 8.38  &          & 0.84  &         &  6820 &        &        &   32.1 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0943+472   & HS0943+4724     &  16~000 &         & 8.75  &          & 1.07  &         &  5000 &        &        &  120   &       & 14 \\
\noalign{\vskip -0.2 mm }
 0945+245.1 & LB11146A        &  14~500 &         & 8.5   &          & 0.91  &         &  6200 &        &        &   40   &    b  & 35 \\
\noalign{\vskip -0.2 mm }
 0945+245.2 & LB11146B        &  16~000 &         & 8.5   &          & 0.99  & 0.09    &  6100 &  375   &  670   &   40   &   mb  & 5, 17, 35 \\
\noalign{\vskip -0.2 mm }
 0946+485   & HS0946+4848     &  11~700 &         & 8.69  &          & 1.04  &         &  5300 &        &        &   80   &       & 14 \\
\noalign{\vskip -0.2 mm }
 0946+534   & EG251           &   8760 &         & 8.45  &          & 0.87  &         &  6400 &        &        &   23.0 &       & 6 \\
\noalign{\vskip -0.2 mm }
 0949+494   & HS0949+4935     &  15~000 &         & 8.39  &          & 0.86  &         &  6800 &        &        &  190   &       & 14 \\
\noalign{\vskip -0.2 mm }
 0957+854J  & EUVE J0957+854  &  51~636 &    325  & 8.32  & 0.06     & 0.83  & 0.02    &  7470 &        &        &  139   &       & 2, 12 \\
\noalign{\vskip -0.2 mm }
 1015+014   & PG1015+015      &  14~000 &         &       &          & 1.03  &         &       &   85   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1017+366   & GD 116          &  16~000 &         &       &          & 0.89  &         &       &   56   &        &        &   m   & 5, 37 \\
\noalign{\vskip -0.2 mm }
 1024--303J  & RE1024--302      &  35~710 &    520  & 8.95  & 0.15     & 1.13  & 0.06    &  4520 &        &        &   64   &    b  & 1a, 1b, 3, 4 \\
\noalign{\vskip -0.2 mm }
 1031+234   & TON 527         &  25~000 &         &       &          & 1.11  &         &       &  500   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1036--204   & GR535           &   7500 &         &       &          & 1.34  &         &       &  150   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1038+633   & PG1038+634      &  24~800 &         & 8.39  &          & 0.85  &         &  6780 &        &        &        &       & 7 \\
\noalign{\vskip -0.2 mm }
 1052+273   & GD 125          &  23~064 &    314  & 8.340 & 0.071    & 0.814 & 0.047   &  7031 &        &        &        &       & 7, 13 \\
\noalign{\vskip -0.2 mm }
 1055--072   & EG074           &   7420 &         & 8.42  &          & 0.85  &         &  6550 &        &        &   12.2 &       & 6 \\
\hline
 1102+748   & GD 466          &  19~800 &         & 8.37  &          & 0.83  &         &  6850 &        & \ha\hb &        &       & 7 \\
\noalign{\vskip -0.2 mm }
 1127--311.1 & ESO439--162      &   5400 &         &       &          & 1.13  &         &       &   67   &        &        &   mb  & 5 \\
\noalign{\vskip -0.2 mm }
 1134+300   & GD 140          &  21~470 &    220  & 8.46  & 0.02     & 0.87  & 0.03    &  6310 &        &        &   15.3 &       & 3, 7, 15 \\
\noalign{\vskip -0.2 mm }
 1136--285   & ESO439--026      &   4490 &         & 9.02  &          & 1.19  &         &  3880 &        &        &   40.8 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1215+323   & EG089           &   7100 &         & 8.68  &          & 1.02  &         &  5320 &        &        &   31.1 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1236--495   & LTT 4816        &  12~210 &    340  & 8.70  & 0.04     & 1.03  & 0.02    &  5250 &        &        &   16.4 &       & 6, 10, 13 \\
\noalign{\vskip -0.2 mm }
 1241+482   & HS1241+4821     &  14~800 &         & 8.54  &          & 0.95  &         &  6100 &        &        &   90   &       & 14 \\
\noalign{\vskip -0.2 mm }
 1309+853   & GR436           &   5600 &         &       &          & 0.83  &         &       &   15   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1334--160   & EG101           &  18~790 &    210  & 8.32  &          & 0.811 & 0.010   &  7180 &        &        &        &    bp & 7, 11 \\
\noalign{\vskip -0.2 mm }
 1350--090   & LP 907--037      &   9500 &         &       &          & 0.98  &         &       &    0.1 &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1440+750J  & HS1440+7518     &  38~260 &   1680  & 8.71  & 0.10     & 1.04  & 0.03    &  5470 &    7.7 &        &   98   &   m   & 2, 4, 12, 17 \\
\noalign{\vskip -0.2 mm }
 1444--174   & LHS 378         &   4960 &         & 8.37  &          & 0.81  &         &  6770 &        &        &   14.5 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1446+286   & TON 214         &  22~839 &    102  & 8.327 & 0.034    & 0.815 & 0.006   &  7143 &        &        &        &       & 3, 7 \\
\noalign{\vskip -0.2 mm }
 1501+664   & H 1504+65       & 170~000 &         & 8.0   &          & 0.86  &         & 10~700 &        &        &  630   &       & 38 \\
\noalign{\vskip -0.2 mm }
 1531--022   & GD 185          &  18~870 &         & 8.39  &          & 0.84  &         &  6740 &        &        &        &       & 7 \\
\noalign{\vskip -0.2 mm }
 1535--774J  & EUVE J1535--774  &  54~800 &   3200  & 9.12  & 0.02     & 1.29  & 0.03    &  3580 &        &        &  107   &       & 2, 4 \\
\noalign{\vskip -0.2 mm }
 1543--366   & RE1546--364      &  45~208 &         & 8.875 &          & 1.168 &         &  4546 &        &        &  107   &       & 3 \\
\noalign{\vskip -0.2 mm }
 1609+135   & EG117           &   9080 &         & 8.75  &          & 1.07  &         &  5030 &        &        &   18.3 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1609+631   & PG1609+631      &  31~033 &         & 8.408 &          & 0.893 &         &  6806 &        &        &        &       & 3 \\
\noalign{\vskip -0.2 mm }
 1625+093   & GR327           &   6870 &         & 8.44  &          & 0.88  &         &  6510 &        &        &   23.4 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1642+413   & RE J1643+411    &  27~677 &   1139  & 8.376 & 0.156    & 0.858 & 0.105   &  6944 &        &        &        &       & 3, 12 \\
\noalign{\vskip -0.2 mm }
 1658+440   & EUVE J1659+440  &  30~410 &    100  & 9.36  &          & 1.32  & 0.02    &  2780 &    2.3 &        &   27   &   m   & 2, 4, 5, 12, 17, 18 \\
\noalign{\vskip -0.2 mm }
 1705+030   & GR494           &   7050 &         & 8.35  &          & 0.80  &         &  6870 &        &        &   17.5 &       & 6 \\
\noalign{\vskip -0.2 mm }
 1711+667J  & RE1711+664      &  47~556 &   1434  & 8.957 & 0.067    & 1.191 & 0.050   &  4185 &        &        &        &    b  & 3, 12 \\
\noalign{\vskip -0.2 mm }
 1725+586   & RE J1726+583    &  55~100 &   1083  & 8.32  & 0.08     & 0.869 & 0.052   &  7410 &        &        &        &       & 1a, 1b, 3, 12 \\
\noalign{\vskip -0.2 mm }
 1727--360   & EUVE J1727--360  &  32~600 &         & 9.04  &          & 1.21  &         &  3830 &        &        &        &       & 4 \\
\noalign{\vskip -0.2 mm }
 1740--706   & RE1746--703      &  47~690 &   1120  & 8.95  & 0.04     & 1.16  & 0.03    &  4270 &        &        &        &       & 1a, 1b, 3, 4, 39 \\
\noalign{\vskip -0.2 mm }
 1743--521   & BPM25114        &  20~000 &         &       &          & 1.34  &         &       &   25   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1745+607J  & HS1745+6043     &  35~600 &         & 8.68  &          & 1.05  &         &  5400 &        &        &  120   &       & 14 \\
\noalign{\vskip -0.2 mm }
 1748+708   & GR372           &   6550 &    960  & 8.36  &          & 0.98  & 0.17    &  6850 &  150   &        &    6.1 &   m   & 5, 6 \\
\noalign{\vskip -0.2 mm }
 1814+248   & G183--035        &   7000 &         &       &          & 0.83  &         &       &   10   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 1829+547   & GR374           &   6640 &    360  & 8.50  &          & 1.02  & 0.12    &  6150 &  120   &        &   15.0 &   m   & 5, 6 \\
\noalign{\vskip -0.2 mm }
 1900+705   & Grw+70$^o$8247     &  13~540 &   1470  & 8.58  &          & 1.09  & 0.07    &  5760 &  230   &        &   13.0 &   m   & 5, 6, 36 \\
\noalign{\vskip -0.2 mm }
 2010+310   & GD 229          &  23~000 &         &       &          & 1.28  &         &       &  500   &        &        &   m   & 5 \\
\noalign{\vskip -0.2 mm }
 2020--425   & REJ2024--42      &  29~028 &    431  & 8.412 & 0.128    & 0.911 & 0.059   &  6878 &        &        &        &       & 1a, 1b, 3 \\
\noalign{\vskip -0.2 mm }
 2039--682   & EG140           &  16~065 &         & 8.444 &          & 0.872 &         &  6450 &        &        &        &       & 13 \\
\noalign{\vskip -0.2 mm }
 2043--635   & BPM13537        &  25~971 &         & 8.358 &          & 0.855 &         &  7054 &        &        &        &       & 3 \\
\noalign{\vskip -0.2 mm }
 2055+164   & EUVE J2055+1627 &  38~400 &         & 8.37  &          & 0.85  &         &  6940 &        &        &  104   &       & 4, 40 \\
\noalign{\vskip -0.2 mm }
 2107--216   & GR581           &   5830 &         & 8.40  &          & 0.85  &         &  6700 &        &        &   23.7 &       & 6 \\
\noalign{\vskip -0.2 mm }
 2126+191   & IK Peg          &  34~320 &    750  & 8.5   & 0.3      & 1.13  & 0.05    &  5890 &        &        &   50   &    bc & 27, 28, 41 \\
\noalign{\vskip -0.2 mm }
 2157+815   & HS2157+8153     &  10~700 &         & 8.71  &          & 1.05  &         &  5200 &        &        &   35   &       & 14 \\
\noalign{\vskip -0.2 mm }
 2220+133   & PG2220+134      &  22~600 &         & 8.81  &          & 1.10  &         &  4700 &        &        &   50   &       & 14 \\
\noalign{\vskip -0.2 mm }
 2246+223   & EG155           &  10~330 &         & 8.57  &          & 0.97  &         &  5890 &        &        &   19.0 &       & 6 \\
\noalign{\vskip -0.2 mm }
 2251--070   & GR453           &   4580 &         & 8.38  &          & 0.82  &         &  6740 &        &        &    8.1 &       & 6 \\
\noalign{\vskip -0.2 mm }
 2257--073   & BD--07$^o$5906B     &  37~517 &         & 8.25  &          & 0.92  &         &  8290 &        &        &  111   &    b  & 28 \\
\noalign{\vskip -0.2 mm }
 2303+465   & PSR B2303+46    &  45~000 &         &       &          & 1.1   &         &  3000 &        &        & 2500   &    b  & 42 \\
\noalign{\vskip -0.2 mm }
 2312--024   & GR554           &   6840 &         & 8.41  &          & 0.84  &         &  6590 &        &        &   26.7 &       & 6 \\
\noalign{\vskip -0.2 mm }
 2348--444J  & ESO292--43       &   5400 &         & 8.72  &          & 1.04  &         &  5130 &        &        &   26.2 &       & 6 \\
\noalign{\vskip -0.2 mm }
 2359--434   & EG165           &   8715 &         & 8.581 &          & 0.956 &         &  5770 &        &        &        &       & 13 \\
\noalign{\vskip -0.2 mm }
$\theta$ Hya  & HR3665          &  28~000 &         & 8.5   &          & 0.83  &         &  5900 &        &        &   40   &    b  & 27 \\
\hline
\end{tabular}
\par
\medskip
  {\it Remarks} -- (m) magnetic white dwarfs; (b) white dwarfs with
companion(s); (c) close binary or multiple systems; (t) triple systems;
(p) common proper-motions binaries.\\
  {\it References} -- (1a) Marsh et~al. (\cite{Marsh97a}); (1b) Marsh et~al. (\cite{Marsh97b});
(2) Vennes et~al. (1997); (3) Finley et~al. (\cite{Finley97}); (4) Vennes (\cite{Vennes99}); 
(5)~Fabrika \& Valyavin (\cite{Fabrika98}); (6) Bergeron et~al. (\cite{Bergeron01}); 
(7) Bergeron et~al. (\cite{Bergeron92}); (8) Reid (\cite{Reid96}); (9) Claver et~al. (\cite{Claver01}); 
(10) Bergeron et~al. (\cite{Bergeron95a}); (11) Bergeron et~al. (\cite{Bergeron95b});
(12) Napiwotzki et~al. (\cite{Napiwotzki99}); 
(13) Bragaglia et~al. (\cite{Bragaglia95}); (14) Homeier et~al. (\cite{Homeier98});
(15) Provencal et~al. (\cite{Provencal98}); (16) Heber et~al. (\cite{Heber97});
(17) Wickramasinghe \& Ferrario (\cite{Wickramasinghe00}); (18) Schmidt et~al. (\cite{Schmidt92});
(19) Wegner et~al. (\cite{Wegner89}); (20)~Putney (\cite{Putney97});
(21)~Bergeron et~al. (\cite{Bergeron94}); (22) Barstow et~al. (\cite{Barstow95});
(23) Burleigh et~al. (\cite{Burleighe99}); (24) Ferrario et~al. (\cite{Ferrario97});
(25) Jordan \& Burleigh (\cite{Jordan99}); (26) Holberg et~al. (\cite{Holberg98}); (27) Burleigh (\cite{Burleigh99});
(28) Vennes et~al. (\cite{Vennes98}); (29) Barstow et~al. (\cite{Barstow97});
(30) Werner \&  Rauch (\cite{Werner97}); (31)~O'Brien et~al. (\cite{Brien01});
(32) Wegner et~al. (\cite{Wegner91}); (33) Burleigh et~al. (\cite{Burleigh98});
(34) Ferrario et~al. (\cite{Ferrario98});
(35) Liebert et~al. (\cite{Liebert93}); (36)~Suh  \& Mathews (\cite{Suh00});
(37) Saffer et~al. (\cite{Saffer89}); (38) Werner (\cite{Werner91}); (39) Dupuis \& Vennes (\cite{Dupuis97});
(40) Vennes et~al. (1997);
(41) Wonnacott et~al. (\cite{Wonnacott93});
(42) van Kerkwijk \&  Kulkarni (\cite{Kerkwijk99}); (43) Moran et~al. (\cite{Moran98}).
\end{table}