\begin{table}%t2
\caption{\label{table:spe_bremss}Spectral parameters for the bremsstrahlung and powerlaw models fit of {\it INTEGRAL}/ISGRI data.}
\par
%\centerline
{
\begin{tabular}{lccccc}
\hline
\hline
Revolution   &  ${kT}$  &  $\chi^{2}_{{\rm red}}$/d.o.f & $\Gamma$  &  $\chi^{2}_{{\rm red}}$/d.o.f & Flux$\dagger$ \\
  & (keV) &  & & & 20--100 keV \\  
\hline
0053  &   $\rm 22 ^{+3}_{-2}$  &  0.8/20	   & $\rm 3.10 ^{+0.16}_{-0.15}$   &  1.0/20 & 1.0 \\
0106  &   $\rm 20 ^{+2}_{-1}$  &  1.6/20	   & $\rm 3.17 ^{+0.11}_{-0.11}$   &  1.9/20 & 0.8 \\ 
0171a &   $\rm 20 ^{+2}_{-2}$  &  1.2/20	   & $\rm 3.14 ^{+0.15}_{-0.14}$   &  1.4/20 & 1.0 \\ 
0171b &   $\rm 20 ^{+5}_{-4}$  &  0.7/15	   & $\rm 3.2  ^{+0.3}_{-0.3}$     &  1.2/20 & 0.7 \\
\hline
0478  &   $\rm 22 ^{+8}_{-5}$  & 0.8/20	   & $\rm 3.1  ^{+0.4}_{-0.4}$   & 1.0/20  & 0.5 \\
0485  &   $\rm 18 ^{+3}_{-2}$  &  0.8/20	   & $\rm 3.28 ^{+0.20}_{-0.19}$   & 1.3/20  & 0.7 \\
0535  &   $\rm 21 ^{+5}_{-3}$  &  1.3/20	   & $\rm 3.04 ^{+0.25}_{-0.23}$   & 1.4/20  & 1.0 \\
0537  &   $\rm 25 ^{+4}_{-3}$  &  1.6/20	   & $\rm 2.89 ^{+0.16}_{-0.16}$    & 1.9/20  & 1.1 \\
\hline
\end{tabular}}
\smallskip
$\dagger~ \times~10^{-9}$ erg cm$^{-2}$ s$^{-1}$.
\end{table}