\pagestyle{empty}

\textwidth 12.5cm
\textheight 19.5cm

\newcommand{\affila}{$^{\rm a}$}
\newcommand{\affilb}{$^{\rm b}$}
\newcommand{\affilc}{$^{\rm c}$}
\newcommand{\affild}{$^{\rm d}$}
\newcommand{\affile}{$^{\rm e}$}
\newcommand{\affilf}{$^{\rm f}$}

\newcommand{\ttl}{%
  \begin{center}%
    {\LARGE \@title \par}%
    \vskip 3em%
    {\large
     \lineskip .75em%
      \begin{tabular}[t]{c}%
        \@author
      \end{tabular}\par}%
      \vskip 1.5em%
    {\large \@date \par}%       % Set date in \large size.
  \end{center}\par}