Requirements to theses

The file with abstracts should be in LaTeX, please follow the template below:

\documentclass[12pt]{article} 
\usepackage[T2A]{fontenc} 
\usepackage[cp1251]{inputenc} 
\renewcommand{\baselinestretch}{1.5} 
\textwidth=158mm 
\textheight=232mm 
\voffset=-24mm 
\pagestyle{empty} 
\begin{document} 
\centerline{\large\bf Title} 
\medskip 
\centerline{\bf Surname and initials of the author} 
\medskip 
\centerline{\it Organization} 
\centerline{\it email@mail.com} 
\bigskip 
Text. 
\end{document}

The size of the abstract should not exceed 2 pages.
Abstracts are accepted in Russian and English.