\begin{table}%t1
%\centering
\par
\caption{\label{timescale}Coefficients for the timescale equation.}   
\small\begin{tabular}{ccc} 
  \hline\hline 
\noalign{\smallskip} 
Reference & Angular & Linear \\ 
 & coef. & coef.\\ 
\noalign{\smallskip} 
\par
  \hline 
\noalign{\smallskip} 
 this work & 0.75 & 1.08\\ 
% &  &  \\ 
 CMR2001 & 1.03 & $-1.27$\\ 
% &  &  \\ 
 Carigi et~al. (2008) & 1.0 & $-2.0$\\ 
% &  &  \\ 
 Renda et~al. (\cite{Renda2005}) & 1.25 & 2.0\\ 
% &  &  \\  
 Boissier \& Prantzos (\cite{Boissier1999}) & 0.86 & 0.14\\ 
 Chang et~al. (\cite{Chang1999}) & 0.30 & 1.38\\
\hline 
\end{tabular}  
\end{table}