% $Id: pa.sty,v 1.8 1999/03/15 19:47:33 jkatz Exp $
% pa.sty
% by Jonathan N. Katz <j-katz@uchicago.edu>
%
% Purpose: To set articles using PA guidelines.
%

% No numbered sections
\setcounter{secnumdepth}{2}

% Redefine section commands to get appropriate apparence

\renewcommand{\thesection}{\arabic{section}}
\renewcommand{\@seccntformat}[1]%
  {\normalfont\csname the#1\endcsname.\hspace{0.5em}}
\renewcommand{\section}{\@startsection%
  {section}%                                    % the name
  {1}%                                          % the level
  {0mm}%                                        % the intent
  {-\baselineskip}%                             % the beforeskip
  {\baselineskip}%                              % the afterskip
  {\normalfont\normalsize\centering\uppercase}% % the style             
}


\renewcommand{\thesubsection}{\arabic{section}.\arabic{subsection}}
\renewcommand{\subsection}{\@startsection%
  {subsection}%                                 % the name
  {2}%                                          % the level
  {0mm}%                                        % the intent
  {-\baselineskip}%                             % the beforeskip
  {\baselineskip}%                              % the afterskip
  {\normalfont\normalsize\itshape\centering}%   % the style             
}

\renewcommand{\subsubsection}{\@startsection%
  {subsubsection}%                              % the name
  {3}%                                          % the level
  {0mm}%                                        % the intent
  {-0.5\baselineskip}%                          % the beforeskip
  { -\fontdimen2\font%                          % the afterskip 
    plus -\fontdimen3\font%  
    minus -\fontdimen4\font}%
  {\normalfont\normalsize\itshape}%             % the style             
}

\if@titlepage
 \renewenvironment{abstract}
    {\titlepage
     \null\vfil
     \begin{center} ABSTRACT \end{center}\begin{quote}}
    {\end{quote}\vfil\null\endtitlepage}
\else
\renewenvironment{abstract}
   {\begin{center} ABSTRACT \end{center}\begin{quote}}
   {\end{quote}}
\fi

\renewcommand{\refname}{REFERENCES}

\renewcommand{\appendix}{%
     \setcounter{section}{0}%
     \renewcommand{\thesubsection}{\Alph{section}.\arabic{subsection}}%
     \renewcommand{\thesection}{\Alph{section}}%
}