\documentclass{article}

	\usepackage[utf8]{inputenc}
	\usepackage{amsmath,amssymb,amsfonts,amsthm}

	\begin{document}

		\title{\textbf{Title of the talk or poster}}

	\author{$\text{First Author}_1$, $\text{Second Author}_2$\\
		\footnotesize (1) -- Affiliation for first author, first line\\
		\footnotesize Affiliation for first author, second line\\
		\footnotesize (2) -- Affiliation for second author, first line\\
		\footnotesize Affiliation for second author, second line
		}

	\maketitle

	\begin{abstract}
		Write here your abstract.
	\end{abstract}


	\begin{thebibliography}{99}

		\bibitem{MR1406564}
			J.~Bertoin.
			\emph{{L\'evy processes}}, volume 121 of \emph{Cambridge Tracts in Mathematics}.
			Cambridge University Press, Cambridge, 1996. ISBN 0-521-56243-0.

		\bibitem{MR0224984}
			M.~M. D{\v{z}}rba{\v{s}}jan and A.~B. Nersesjan.
			{Fractional derivatives and the {C}auchy problem for differential equations of fractional order}.
			\emph{Izv. Akad. Nauk Armjan. SSR Ser. Mat.}, 3(1):3--29, 1968.
			ISSN 0002-3043.

	\end{thebibliography}

\end{document}
