\def\firstpage{1}
\def\lastpage{1}
\documentclass{lmb6}
\begin{document}
\begin{topmatter}
\title{ ... }
\author{ ... }
\vskip 0.2cm
\institution{...}
\address{ ... }
\email{ ... }
\end{topmatter}
\makeatletter
\c@page=\firstpage
% ************* Begin of Abstract ******************%
 ... 
% ************* End of Abstract ******************%

\begin{thebibliography}{99} 

\bibitem{1} 
\artj
{ ... } 
{ ... }              %it
{ ... } 
{ ... }             %volume
{ ...}              %number
{}                                
 
\bibitem{2} 
\artp
{ ... } 
{ ... }          %it
{ ... } 
{ ... }
{ ... }
{}

\bibitem{3book} 
\book
{ ... } 
{}
{ ... }    %it
{ ... }
{ ... }
{}

\end{thebibliography}

\end{document}