%&LaTeX
\documentclass{article}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{textcomp}

\begin{document}

\begin{thebibliography}{1}

\bibitem{DevyatkinG.V.1999} Devyatkin G.V. (1999). \textit{Snow leopard (Uncia uncia Schr.) in the Altai-Sayans ecologic region}.

\end{thebibliography}

\end{document}

