\begin{table}%t5
\caption{\label{lbv_nebulae}Summary of the total mass and nebular expansion velocity of LBV (top panel) and YHG (bottom panel)  circumstellar ejecta.}
\small%\centerline
 {
\begin{tabular}{lccl}
\hline
\hline
Star & $v_{\rm neb}$ & $M$ & Reference\\
     &  (km~s$^{-1}$)& ($M_{\odot}$) \\
\hline
$\eta$ Car (Homunculus) & 650 &$>$12 &a \\
\hspace{0.7cm} (Little Homunculus) & 200 & 0.1 & b\\
P Cygni & 136 & 0.1  & c\\
Pistol Star & 60--95 & 11 & d, e  \\
AFGL 2298 & 70 & 10 & f  \\
AG Car & 70 & 8.9 & g, h\\
G79.29+0.46 & 44 & 15 & i, j, k\\
Wra 751 & 26 & 1.7 & g, l \\
HD 168625 & 19 & 2.1 & m, n\\
\hline
IRC +10 420  &  27 & 0.24 & o   \\  
             &  35 & 0.46 & o   \\
HD 179821   &  35 & 4.0 & o   \\
\hline
\end{tabular}}
\medskip
$^a$ Smith et~al. (\cite{smith03});  $^b$~Smith (\cite{smith05}); $^c$~Smith \& Hartigan (\cite{smith06b}); $^d$~Figer et~al. (\cite{figer99}); $^e$~Figer et~al. (\cite{figer98}); $^f$~Ueta et~al. (\cite{ueta}); $^g$~Voors et~al. (\cite{voors}); $^h$~Smith et~al. (\cite{smith91}); $^i$~Higgs et~al. (\cite{higgs}); $^j$~Waters et~al. (\cite{waters}); $^k$~Voors et~al. (\cite{voorsb}); $^l$~Hutsemekers \& \mbox{van Drom} (\cite{hut91}); $^m$~Pasquali et~al. (\cite{anna}); $^n$~\mbox{O'Hara} et~al. (\cite{ohara}); $^o$~\mbox{Castro-Carrizo} et~al. (\cite{castro}).
\end{table}