\documentclass[proceedings]{dmtcs}

\author{1st Autor\addressmark{1}
  \and 2nd One\addressmark{2}}
\title[Forming]{How to submit}
\address{\addressmark{1}SCHREIBMASCHINEN Corp. Connection Cut, United Univers\\
\addressmark{2}Alma Mater, campus universalis, terra incognita}
\keywords{some well classifying words}

\begin{document}
\maketitle
\begin{abstract}
  This abstract should be some brief description of your work and how
  it advances our science.\par 
  {\small please also repeat in the submission form}
\end{abstract}

Some text

\end{document}
