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%            CCCC  IIII TTTTTT EEEEEE    SSSS  TTTTTT YY    YY
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%           CC      II    TT   EEEE      SSSS    TT      YY
%           CC  CC  II    TT   EE           SS   TT      YY
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%
%
%
% apacite.sty : citation according to APA manual
%
% author: Erik Meijer (Meijer@rulfsw.LeidenUniv.nl)
%
% based on theapa.sty by Young U. Ryu
%
% documentation: see apacite.tex; see also readme.apa
%
% NO GUARANTEES!
%
% If you change anything to this file, you must rename it. 
%

\NeedsTeXFormat{LaTeX2e}[1994/06/01]
\ProvidesPackage{apacite}[1994/11/30 APA citation]

%%%%%%%%%%%%%%%%%%%%%
% cite punctuations %
%%%%%%%%%%%%%%%%%%%%%

\newcommand{\BBOP}{(}   % open parenthesis
\newcommand{\BBAA}{\&}  % between authors in parentheses and ref. sec.
\newcommand{\BBAB}{and} % between authors in text
\newcommand{\BBAY}{, }  % between author(s) and year
\newcommand{\BBC}{; }   % between cites
\newcommand{\BBN}{, }   % before note
\newcommand{\BBCP}{)}   % closing parenthesis
\newcommand{\BBOQ}{}    % open quote for article title
\newcommand{\BBCQ}{}    % closing quote for article title
%
\newcommand{\BBA}{\BBAA}
%
%
\newcommand{\BCBT}{,}   % comma between authors in ref. sec
                        % when no. of authors = 2
\newcommand{\BCBL}{,}   % comma before last author 

%
\let\Bem\emph

%%%%%%%%%%%%%%%
% cite labels %
%%%%%%%%%%%%%%%

\newcommand{\BOthers}{et~al.}         % ``others''
\newcommand{\BIP}{in press}           % used as year for in-press citations
\newcommand{\BAnd}{and}               % for ``Ed. and Trans.''
\newcommand{\BED}{Ed.}                % editor
\newcommand{\BEDS}{Eds.}              % editors
\newcommand{\BTRANS}{Trans.}          % translator
\newcommand{\BTRANSS}{Trans.}         % translators
\newcommand{\BCHAIR}{Chair}           % chair of symposium
\newcommand{\BCHAIRS}{Chairs}         % chairs
\newcommand{\BVOL}{Vol.}              % volume
\newcommand{\BVOLS}{Vols.}            % volumes
\newcommand{\BNUM}{No.}               % number
\newcommand{\BNUMS}{Nos.}             % numbers
\newcommand{\BEd}{ed.}                % edition
\newcommand{\BPG}{p.}                 % page
\newcommand{\BPGS}{pp.}               % pages
\newcommand{\BTR}{Tech.\ Rep.}        % (default) technical report type name
\newcommand{\BPhD}{Doctoral dissertation}
                                      % (default) PhD thesis type name
\newcommand{\BUPhD}{Unpublished doctoral dissertation}
                                      % (default) unpublished PhD thesis 
                                      % type name
\newcommand{\BMTh}{Master's thesis}   % (default) master's thesis type name
\newcommand{\BUMTh}%
    {Unpublished master's thesis}     % (default) unpublished 
                                      % master's thesis type name
\newcommand{\BOWP}{Original work published }
\newcommand{\BREPR}{Reprinted from }


%
% for multiple citations with same author-year 
% (Kruskal, 1964a, 1964b)
%
\newcounter{BibCnt}
\newcommand{\BCnt}[1]{\setcounter{BibCnt}{#1}\alph{BibCnt}}
%
% in press
%
\newcommand{\BCntIP}[1]{\setcounter{BibCnt}{#1}{}-\alph{BibCnt}}


%%%%%%%%%%%%%
% citations %
%%%%%%%%%%%%%

\def\@lbibitem[#1]#2{%
    \def\BBA{\BBAA}%
    \item[\@biblabel{#1}]%
    \if@filesw{%
        \def\BBA{\string\BBA}%
        \def\protect##1{\string ##1\space}%
        \immediate\write\@auxout{\string\bibcite{#2}{#1}}%
        \def\BBA{\BBAA}%
    }%
    \fi%
    \ignorespaces%
}

% Year is separately handled by \Y<citation key>
\def\bibcite#1#2{%
    \global\expandafter\def\csname b@#1\endcsname{#2}%        names
    \global\expandafter\def\csname Y@#1\endcsname{\@year@#2}% year
}
\def\@year@\BCAY#1#2#3{#3}

% first author of a multi-author reference?
\newif\if@F@cite\@F@citetrue

%
% \cite<prefix>[postfix]{keys}
% \fullcite<prefix>[postfix]{keys}
% \shortcite<prefix>[postfix]{keys}
%       writes \citation{keys} on .aux
%       produces (prefix Authors1, Year1; Authors2, Year2; ..., postfix)
%

\def\cite{%
    \def\BCAY##1##2##3{\BCA{##1}{##2}}%
    \@ifnextchar<%          %>
        {\@cite}%
        {\@cite<>}%
}

\def\fullcite{%
    \def\BCAY##1##2##3{\BCA{##1}{##1}}%
    \@ifnextchar<%          %>
        {\@cite}%
        {\@cite<>}%
}

\def\shortcite{%
    \def\BCAY##1##2##3{\BCA{##2}{##2}}%
    \@ifnextchar<%          %>
        {\@cite}%
        {\@cite<>}%
}

\def\@cite<#1>{%
    \@ifnextchar[%                                %]
        {\def\@BBN{\BBN}%
         \@@cite<#1>}%
        {\def\@BBN{\ignorespaces}%
         \@@cite<#1>[]}%
}

\def\@@cite<#1>[#2]#3{%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#3}}%
    }%
    \fi%
    \edef\@citeP{}%
    \BBOP{\ignorespaces#1\space}%
    \@for\@citeb:=#3\do{%
        \@ifundefined{b@\@citeb}%
          {\expandafter\def\csname b@\@citeb\endcsname{?}%
           \expandafter\def\csname Y@\@citeb\endcsname{?}%
           \@warning{Citation `\@citeb' on page \thepage\space undefined}%
          }%
          {\@ifundefined{flag@\@citeb}%
             {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}%
              \def\BCA##1##2{##1}%
             }%
             {\def\BCA##1##2{##2}}%
          }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \ifx\@citeP\B@my@dummy%
            \if@F@cite\@F@citefalse\else{,\ }\fi%
            \csname Y@\@citeb\endcsname%
        \else%
            \if@F@cite\@F@citefalse\else{\BBC}\fi%
            \edef\@cite@undefined{?}%
            \ifx\@cite@undefined\B@my@dummy%
                \csname Y@\@citeb\endcsname%
            \else%
                \def\BBA{\BBAA}%
                \csname b@\@citeb\endcsname\BBAY\csname Y@\@citeb\endcsname%
            \fi%
        \fi%
        \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    {\@BBN #2}\BBCP%
    \@F@citetrue%
}

%
% \citeA[postfix]{keys}
% \fullciteA[postfix]{keys}
% \shortciteA[postfix]{keys}
%       writes \citation{keys} on .aux
%       produces Authors1 (Year1), ..., AuthorN (YearN, postfix)
%

\def\citeA{%
    \def\BCAY##1##2##3{\BCA{##1}{##2}}%
    \@ifnextchar[%                          %]
        {\def\@BBN{\BBN}%
         \@citeA%
        }%
        {\def\@BBN{\ignorespaces}%
         \@citeA[]%
        }%
}

\def\fullciteA{%
    \def\BCAY##1##2##3{\BCA{##1}{##1}}%
    \@ifnextchar[%                                %]
        {\def\@BBN{\BBN}%
         \@citeA%
        }%
        {\def\@BBN{\ignorespaces}%
         \@citeA[]%
        }%
}

\def\shortciteA{%
    \def\BCAY##1##2##3{\BCA{##2}{##2}}%
    \@ifnextchar[%                              %]
        {\def\@BBN{\BBN}%
         \@citeA%
        }%
        {\def\@BBN{\ignorespaces}%
         \@citeA[]%
        }%
}

\def\@citeA[#1]#2{%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#2}}%
        }%
    \fi%
    \edef\@citeP{}%
    \@for\@citeb:=#2\do{%
        \@ifundefined{b@\@citeb}%
           {\expandafter\def\csname b@\@citeb\endcsname{?}%
            \expandafter\def\csname Y@\@citeb\endcsname{?}%
            \@warning{Citation `\@citeb' on page \thepage\space undefined}%
           }%
           {\@ifundefined{flag@\@citeb}%
              {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}%
               \def\BCA##1##2{##1}%
              }%
              {\def\BCA##1##2{##2}}%
           }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \ifx\@citeP\B@my@dummy%
          \if@F@cite\@F@citefalse\else{,\ }\fi%
          \csname Y@\@citeb\endcsname%
        \else%
          \if@F@cite\@F@citefalse\else{\BBCP,\ }\fi%
          \def\BBA{\BBAB}%
          \csname b@\@citeb\endcsname\ \BBOP\csname Y@\@citeb\endcsname%
        \fi%
        \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    {\@BBN #1}\BBCP%
    \@F@citetrue%
}

%
%
% \citeauthor{keys}
% \fullciteauthor{keys}
% \shortciteauthor{keys}
%       writes \citation{keys} on .aux
%       produces Authors1, ..., AuthorN
%

\def\citeauthor{%
    \def\BCAY##1##2##3{\BCA{##1}{##2}}%
    \@citeauthor%
}

\def\fullciteauthor{%
    \def\BCAY##1##2##3{\BCA{##1}{##1}}%
    \@citeauthor%
}

\def\shortciteauthor{%
    \def\BCAY##1##2##3{\BCA{##2}{##2}}%
    \@citeauthor%
}

\def\@citeauthor#1{%
    \if@filesw{%
      \immediate\write\@auxout{\string\citation{#1}}}%
    \fi%
    \edef\@citeP{}%
    \@for\@citeb:=#1\do{%
        \@ifundefined{b@\@citeb}%
          {\expandafter\def\csname b@\@citeb\endcsname{?}%
           \expandafter\def\csname Y@\@citeb\endcsname{?}%
           \@warning{Citation `\@citeb' on page \thepage\space undefined}%
          }%
          {\@ifundefined{flag@\@citeb}%
             {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}%
              \def\BCA##1##2{##1}%
             }%
             {\def\BCA##1##2{##2}}%
          }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \ifx\@citeP\B@my@dummy%
        \else%
            \if@F@cite\@F@citefalse\else{,\ }\fi%
            \def\BBA{\BBAB}%
            \csname b@\@citeb\endcsname%
        \fi%
        \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    \@F@citetrue%
}

%
% \citeyear[postfix]{keys}
%       writes \citation{keys} on .aux
%       produces (Year1, ..., YearN, postfix)
%

\def\citeyear{%
    \def\BCAY##1##2##3{}%
    \@ifnextchar[%                   %]
        {\def\@BBN{\BBN}%
         \@citeyear%
        }%
        {\def\@BBN{\ignorespaces}%
         \@citeyear[]%
        }%
}

\def\@citeyear[#1]#2{%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#2}}}%
    \fi%
    \edef\@citeP{}%
    \BBOP{}%
    \@for\@citeb:=#2\do{%
        \@ifundefined{b@\@citeb}%
          {\expandafter\def\csname b@\@citeb\endcsname{?}%
           \expandafter\def\csname Y@\@citeb\endcsname{?}%
           \@warning{Citation `\@citeb' on page \thepage\space undefined}%
          }%
          {\@ifundefined{flag@\@citeb}%
             {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}}%
             {}%
          }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \if@F@cite\@F@citefalse\else{,\ }\fi%
        \csname Y@\@citeb\endcsname%
        \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    {\@BBN #1}%
    \BBCP{}%
    \@F@citetrue%
}

%
%
% \citeyearNP[postfix]{keys}
%       writes \citation{keys} on .aux
%       produces Year1, ..., YearN, postfix
%

\def\citeyearNP{%
    \def\BCAY##1##2##3{}%
    \@ifnextchar[%                      %]
        {\def\@BBN{\BBN}%
         \@citeyearNP%
        }%
        {\def\@BBN{\ignorespaces}%
         \@citeyearNP[]%
        }%
}

\def\@citeyearNP[#1]#2{%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#2}}}%
    \fi%
    \edef\@citeP{}%
    \@for\@citeb:=#2\do{%
        \@ifundefined{b@\@citeb}%
          {\expandafter\def\csname Y@\@citeb\endcsname{?}%
           \@warning{Citation `\@citeb' on page \thepage\space undefined}%
          }%
          {\@ifundefined{flag@\@citeb}%
             {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}}%
             {}%
          }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \if@F@cite\@F@citefalse\else{,\ }\fi%
        \csname Y@\@citeb\endcsname%
        \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    {\@BBN #1}%
    \@F@citetrue%
}

%
% \citeNP<prefix>[postfix]{keys}
% \fullciteNP<prefix>[postfix]{keys}
% \shortciteNP<prefix>[postfix]{keys}
%       writes \citation{keys} on .aux
%       produces prefix Authors1, Year1; Authors2, Year2; ..., postfix
%

\def\citeNP{%
    \def\BCAY##1##2##3{\BCA{##1}{##2}}%
    \@ifnextchar<%                %>
        {\@citeNP}%
        {\@citeNP<>}%
}

\def\fullciteNP{%
    \def\BCAY##1##2##3{\BCA{##1}{##1}}%
    \@ifnextchar<%                   %>
        {\@citeNP}%
        {\@citeNP<>}%
}

\def\shortciteNP{%
    \def\BCAY##1##2##3{\BCA{##2}{##2}}%
    \@ifnextchar<%               %>
        {\@citeNP}%
        {\@citeNP<>}%
}

\def\@citeNP<#1>{%
    \@ifnextchar[%             %]
        {\def\@BBN{\BBN}%
         \@@citeNP<#1>%
        }%
        {\def\@BBN{\ignorespaces}%
         \@@citeNP<#1>[]%
        }%
}

\def\@@citeNP<#1>[#2]#3{%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#3}}}%
    \fi%
    \edef\@citeP{}%
    {\ignorespaces#1\space}%
    \@for\@citeb:=#3\do{%
        \@ifundefined{b@\@citeb}%
          {\expandafter\def\csname b@\@citeb\endcsname{?}%
           \expandafter\def\csname Y@\@citeb\endcsname{?}%
           \@warning{Citation `\@citeb' on page \thepage\space undefined}%
          }%
          {\@ifundefined{flag@\@citeb}%
             {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}%
              \def\BCA##1##2{##1}%
             }%
             {\def\BCA##1##2{##2}}%
          }%
        \edef\B@my@dummy{\csname b@\@citeb\endcsname}%
        \ifx\@citeP\B@my@dummy%
          \if@F@cite\@F@citefalse\else{,\ }\fi%
          \csname Y@\@citeb\endcsname%
        \else%
          \if@F@cite\@F@citefalse\else{\BBC}\fi%
          \edef\@cite@undefined{?}%
          \ifx\@cite@undefined\B@my@dummy%
            \csname Y@\@citeb\endcsname%
          \else%
            \def\BBA{\BBAA}%
            \csname b@\@citeb\endcsname\BBAY\csname Y@\@citeb\endcsname%
          \fi%
       \fi%
       \edef\@citeP{\csname b@\@citeb\endcsname}%
    }%
    {\@BBN #2}%
    \@F@citetrue%
}

%
% \nocite{key} : entry in reference list, not in text
%


\def\nocite#1{%
    \@bsphack%
    \if@filesw{%
        \immediate\write\@auxout{\string\citation{#1}}}%
    \fi%
    \@for\@citeb:=#1\do{%
        \@ifundefined{b@\@citeb}%
          {\edef\B@my@dummy{*}%
           \ifx\@citeb\B@my@dummy%
           \else%
             \@warning{Citation `\@citeb' on page \thepage\space undefined}%
           \fi%
          }%
          {\global\expandafter\def\csname flag@\@citeb\endcsname{DUMMY}}%
    }%
    \@esphack%
}

%
%  bibliography style parameters
%

%
%
% No labels in the bibliography.
%

\def\@biblabel#1{}
\newskip{\bibleftmargin}
\bibleftmargin=2.5em
%
\def\refname{References}
\def\bibname{References}
%
\def\thebibliography#1{%
     \@ifundefined{chapter}%
       {\section*{\refname}%
        \@mkboth{\uppercase{\refname}}{\uppercase{\refname}}%
        \addcontentsline{toc}{section}{\refname}}%
       {\chapter*{\bibname}%
        \@mkboth{\uppercase{\bibname}}{\uppercase{\bibname}}%
        \addcontentsline{toc}{chapter}{\bibname}}%
     \list{\relax}{\labelsep=0em%
                   \leftmargin=\bibleftmargin%
                   \itemindent=-\bibleftmargin}
     \def\newblock{\hskip .11em plus .33em minus .07em}
     \sloppy\clubpenalty4000\widowpenalty4000
     \sfcode`\.=1000\relax
}
\let\endthebibliography=\endlist





%
% EOF apacite.sty
%