%%This is latex
\documentstyle[twocolumn,timrom]{article}

\begin{document}
\bibliographystyle{plain}

\input{title.tex}
\input{intro.tex}
\input{electronic_communication.tex}
\input{electronic_meetings.tex}
\input{user_interface.tex}
\input{client_server_model.tex}
\input{communications.tex}
\input{authentication_and_authorization.tex}
\input{notification.tex}
\input{lessons.tex}
\input{today_and_tomorrow.tex}
\input{ack.tex}

\bibliography{discuss}
\end{document}