\begin{thebibliography}{1}
\def\selectlanguageifdefined#1{
\expandafter\ifx\csname date#1\endcsname\relax
\else\language\csname l@#1\endcsname\fi}
\ifx\undefined\url\def\url#1{{\small #1}}\else\fi
\ifx\undefined\BibUrl\def\BibUrl#1{\url{#1}}\else\fi
\ifx\undefined\BibAnnote\long\def\BibAnnote#1{(#1)}\else\fi
\ifx\undefined\BibEmph\def\BibEmph#1{\emph{#1}}\else\fi

\bibitem{Mazalov_peregovory}
\selectlanguageifdefined{russian}
Мазалов В.~В.~Менчер А.~Э.~Токарева Ю.~С.
  Переговоры. Математическая теория.
\newblock Спб.: Лань, 2012.
\newblock {С.}~79--87.

\bibitem{Mazalov_2}
\selectlanguageifdefined{russian}
В.~Мазалов~В. Математическая теория игр и
  приложения.
\newblock Спб.: Лань, 2017.
\newblock {С.}~64--65.

\bibitem{Edg}
\selectlanguageifdefined{russian}
F.Y.~Edgeworth. An Essay on the Application of Mathematics to the Moral
  Sciences.
\newblock London: Kegan Paul, 1881.

\bibitem{Brams_Merrill_1}
\selectlanguageifdefined{english}
Steven J. Brams; Samuel~Merrill~I. Equilibrium Strategies for Final-Offer
  Arbitration: There is No Median Convergence~// Management science.
\newblock 1983.
\newblock Vol.~29, no.~8.
\newblock P.~927--941.

\bibitem{Brams_Merrill_2}
\selectlanguageifdefined{english}
Brams~S.~J., Merrill~S. Final-offer arbitration with a bonus~// European
  Journal of Political Economy.
\newblock 1991.
\newblock Vol.~7, no.~1.
\newblock P.~79--92.

\end{thebibliography}
