LaTeX Forum

%Das ist mein LaTeX-Dokument
\documentclass[parskip=full]{scrreprt}
\usepackage[ngerman]{babel}
\usepackage[babel, german=quotes]{csquotes}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}

\usepackage{acronym}
\usepackage[backend=biber, style=meinstil]{biblatex}
\DeclareLanguageMapping{ngerman}{ngerman-apa} 
\addbibresource{literatur.bib}
\defbibheading{lit}{\chapter{Literaturverzeichnis}}
\begin{document} 

\chapter{Einleitung}

Hier steht ein Text \cite{Bassi2005} \\
und noch mehr Text \cite{Büchler2000} \\

\printbibliography[heading=lit]
\end{document}

%Das ist die literatur.bib
@article{Bassi2005,
    author  = {C Bassi and C Dervenis and G Butturini and A Fingerhut and C Yeo and J Izbicki and J Neoptolemos and M Sarr and W Traverso and M Buchler},
    title   = {Postoperative pancreatic fistula: An international study group (ISGPF) definition},
    journal = {Surgery},
    volume  = {138},
    year    = {2005},
    pages   = {8-13},
}

@article{Büchler2000,
    author  = {MW Büchler and H Friess and M Wagner and C Kulli and V Wagener and K Z’Graggen},
    title   = {Pancreatic fistula after pancreatic head resection.},
    journal = {Br J Surg},
    volume  = {87},
    year    = {2000},
    pages   = {883–889},
}

% und meinstil.bbx
%% Copyright 2013 Philip Kime
%%
%% This work may be distributed and/or modified under the
%% conditions of the LaTeX Project Public License, either version 1.3
%% of this license or (at your option) any later version.
%% The latest version of this license is in
%%   http://www.latex-project.org/lppl.txt
%% and version 1.3 or later is part of all distributions of LaTeX
%% version 2005/12/01 or later.
%%
%% This work has the LPPL maintenance status `maintained'.
%% 
%% The Current Maintainer of this work is Philip Kime.

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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%  Allow variable max authors/editors limit

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    {}
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%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.22) Force roman numerals into arabic
%            using etoolbox macros

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%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Date formats. Suppress end range of less specific fields

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         {\bibdatedash%
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            {\iffieldsequal{#1month}{#1endmonth}%
              {\iffieldsequal{#1day}{#1endday}%
                {}%
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              {\mkbibdateapalongmdy{}{#1endmonth}{#1endday}}}%
            {\mkbibdateapalongmdy{#1endyear}{#1endmonth}{#1endday}}}}}}
    {\printtext{%
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     \iffieldundef{#1endyear}%
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         {\mbox{\bibdatedash}}
         {\bibdatedash%
          \iffieldsequal{#1year}{#1endyear}%
            {\iffieldsequal{#1month}{#1endmonth}%
              {\iffieldsequal{#1day}{#1endday}%
                {}%
                {\mkbibdateapalong{}{}{#1endday}}}%
              {\mkbibdateapalong{}{#1endmonth}{#1endday}}}%
            {\mkbibdateapalong{#1endyear}{#1endmonth}{#1endday}}}}}}}


% Only for DATE as only \printdateextra is used
\newcommand*{\mkbibrangeapalongextra}[1]{%
    \printtext{%
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     \iffieldundef{#1endyear}%
       {}%
       {\iffieldequalstr{#1endyear}{}% open-ended range?
         {\mbox{\bibdatedash}}
         {\bibdatedash%
          \iffieldsequal{#1year}{#1endyear}%
            {\iffieldsequal{#1month}{#1endmonth}%
              {\iffieldsequal{#1day}{#1endday}%
                {}%
                {\mkbibdateapalongextra{}{}{#1endday}}}
              {\mkbibdateapalongextra{}{#1endmonth}{#1endday}}}
            {\mkbibdateapalongextra{#1endyear}{#1endmonth}{#1endday}}}}}}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.12) Five author max before "et al" and a one author truncation policy
%            However, only after the first cite, see the labelname format
%            in .cbx. It's also overridden per-entry by uniquelist
% (APA 6.x)  citation tracking is global
% (APA 6.14) uses initials to disambiguate shared surnames
% (APA 6.16) uses year postfix to disambiguate multiple items in same year
% (APA 6.10) Never reference anything not cited
% (APA 6.25) author initials only
% (APA 6.25) sorting is nyt but we need to account for PUBSTATE which comes
%            after all normal cites for the same author

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  }
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  }
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    \field{translator}
    \field{writer}
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    \field{execproducer}
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    \field{sorttitle}
    \field{title}
  }
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    \field{sortyear}
    \field{year}
    \field{pubstate}
  }
  \sort{
    \field{sorttitle}
    \field{title}
  }
  \sort{
    \field[padside=left,padwidth=4,padchar=0]{volume}
    \literal{0000}
  }
}

% Don't fall back on other year fields if there is no year, use
% "nodate" string
\DeclareLabeldate{%
  \field{pubstate}
  \field{date}
  \literal{nodate}
}

% Due to APA strange requirements like truncation after first cite and
% ellipsis from 7th to n-1 in bib, there might be some really strange
% edge cases which can't be handled as this needs treating in the style
% after biber has finished. Very unlikely though.
\ExecuteBibliographyOptions{labeldate=true,%
                            sorting=apa,%
                            autocite=inline,%
                            backref=true,%
                            pagetracker=true,%
                            useprefix=true,%
                            usetranslator=true,%
                            uniquelist=minyear,%
                            uniquename=full,%
                            citetracker=true,%
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                            mincitenames=1,%
                            maxbibnames=7,%
                            minbibnames=6,%
                            abbreviate=true,%
                            mincrossrefs=999,%
                            date=apalong,%
                            datelabel=apalong,%
                            origdate=apalong,%
                            urldate=apalong,%
                            eventdate=comp}



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% It is not APA standard to have backrefs in the bib
% Some users might like it though.

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\DeclareBibliographyOption{apabackref}{%
  \ifstrequal{#1}{true}
    {\global\booltrue{apa:backref}}
    {\global\boolfalse{apa:backref}}}


%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.25) Works by the same author have the full author
%            name, not an eliding dash. Author is always
%            last name first.
% (APA 6.27) Ellipsis in 7th position and then nothing until last
% (APA 7.10 Example 67) Unknown names and dates
%

% \printnames does different things depending on whether the format you are
% calling is the default for the name field or is a custom format:
%
%   * Default format (e.g. "labelname" format for printing labelname): no
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%     supposed to do it.
%   * Custom format (e.g. "labelname" format for printing author):
%     max/minnames truncation is done before calling the format so we have
%     to do \printnames[format][-\value{listtotal}]{field} to ensure we get
%     all of the names in the list to work on

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\DeclareNameFormat{apaauthor}{%
  \ifthenelse{\value{listcount}=\maxprtauth\AND\value{listcount}<\value{listtotal}}
    {\addcomma\addspace\ldots\addspace}
    {\ifthenelse{\value{listcount}>\maxprtauth\AND\value{listcount}<\value{listtotal}}
      {}
      {\iffieldequalstr{doubtfulauthor}{true}
        {\mkbibbrackets{\usebibmacro{name:apa:last-first}{#1}{#3}{#4}{#5}{#7}?}}
        {\usebibmacro{name:apa:last-first}{#1}{#3}{#4}{#5}{#7}}}}%
    \ifthenelse{\value{listcount}=\value{listtotal}}%
      {\ifmorenames{\andothersdelim\bibstring{andothers}}{}}{}}

\renewbibmacro*{author}{%
  \ifnameundef{author}
    {\usebibmacro{labeltitle}}
    {\printnames[apaauthor][-\value{listtotal}]{author}%
     \setunit*{\addspace}%
     \printfield{nameaddon}%
     \ifnameundef{with}
       {}
       {\setunit{}\addspace\mkbibparens{\printtext{\bibstring{with}\addspace}%
        \printnames[apaauthor][-\value{listtotal}]{with}}
        \setunit*{\addspace}}}%
  \newunit\newblock%
  \usebibmacro{labelyear+extrayear}}

%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.27) References section delimiters are ampersands, not " and "
%            Needs to be in this hook otherwise it sets this for all
%            citations too.
% (APA 6.27) Use blank for long lists
% (APA 4.03) Serial comma for lists of three or more

\AtBeginBibliography{%
  \renewcommand*{\multinamedelim}{~,\space}%
  \renewcommand*{\finalnamedelim}{~,\space}%
}

%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.28) Use "nodate" bibstring for references with no year
%            Months and days go into parenthesis with year, if set
% (APA 6.29) Issue goes where month normally goes if it
%            is set.

% Make sure endmonth gets an expansion too
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\newbibmacro*{monthorissue}{%
  \iffieldundef{issue}
    {\iffieldundef{month}
      {}
      {\addcomma\space\printfield{month}%
      \iffieldundef{endmonth}{}{/\printfield{endmonth}}}}
    {\addcomma\space\printfield{issue}}}

\newbibmacro*{labelyear+extrayear}{%
  \iffieldundef{labelyear}
    {\iffieldundef{origyear}
      {}
      {\printtext[yearorunkyear]{\printfield[noformat]{origyear}}}}%
    {\printtext[yearorunkyear]{\printdateextralabel}}}

\DeclareFieldFormat{yearorunkyear}{%
  \ifthenelse{\iffieldequalstr{doubtfuldate}{true}}
    {\mkbibbrackets{ca\adddot\addspace#1}}
    {\mkbibparens{#1}}}

%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.29) General format of titles.
%            Ugly Chicago-style lowercasing of English titles

\DeclareFieldFormat{apacase}{\MakeSentenceCase*{#1}}

\DeclareFieldFormat{issuetitle}{#1\isdot}
\DeclareFieldFormat{title}{#1\isdot}
\DeclareFieldFormat{origtitle}{\MakeSentenceCase*{#1}\isdot}
\DeclareFieldFormat[article]{title}{#1\isdot}
\DeclareFieldFormat[article]{origtitle}{\MakeSentenceCase*{#1}\isdot}
\DeclareFieldFormat{journaltitle}{#1\isdot}
%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 7.01 Example 10) Newspapers have prefix for pages.

\DeclareFieldFormat[newsarticle]{pages}{%
    \DeclareNumChars{.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ}%
    \mkpageprefix{#1}%
    \DeclareNumChars{.}}

\DeclareFieldFormat[newsarticle]{newspaper}{#1}
\DeclareFieldFormat[newsarticle]{entrysubtype}{\mkbibbrackets{#1}}
\DeclareFieldFormat[newsarticle]{title}{#1}
\DeclareFieldFormat[article]{pages}{#1}

\newbibmacro*{newspaper}{%
  \printfield{newspaper}
  \setunit{\addcomma\space}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.30) Commas between title and volume for articles

\renewbibmacro*{journal+issuetitle}{%
  \usebibmacro{journal}%
  \setunit*{\addspace}%
  \printfield{number}%
  \setunit{\addspace}\newblock
  \usebibmacro{issuename}%
  \newunit}

\newbibmacro*{issuename}{%
  \iffieldundef{issuetitle}
    {}
    {\printtext[issuetitle]{%
       \printfield[noformat]{issuetitle}%
       \setunit{\subtitlepunct}%
       \printfield[noformat]{issuesubtitle}}}}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.27) Name format. Don't capitalise prefixes
% (APA 6.27) Full name disambiguation using brackets

% #1 = last name
% #2 = first name
% #3 = first name (initials)
% #4 = name prefix, a.k.a. 'von part'
% #5 = name affix, a.k.a. 'junior part'
\makeatletter
\def\MKbibnamefirst#1{\expandafter\mkbibnamefirst@i#1..\@nil}
\def\mkbibnamefirst@i#1.#2.#3\@nil{#1}

\newbibmacro*{name:apa:last-first}[5]{%
  \ifuseprefix
    {\usebibmacro{name:delim}{#2#1}%
     \usebibmacro{name:hook}{#2#1}%
     \ifblank{#3}{}{%
       \mkbibnameprefix{#4}%
       \ifpunctmark{'}{}{\addhighpenspace}}%
     \mkbibnamelast{#1\isdot}%
     \ifblank{#2}{}{\addlowpenspace\mkbibnamefirst{#3}\isdot%
                    \ifthenelse{\value{uniquename}>1}
                      {\addspace\mkbibbrackets{#2}}
                      {}}%
     \ifblank{#5}{}{\addcomma\addlowpenspace\mkbibnameaffix{#5}\isdot}}
    {\usebibmacro{name:delim}{#1}%
     \usebibmacro{name:hook}{#1}%
     \mkbibnamelast{#1}\isdot
     \ifblank{#2#4}{}{\addcomma}%
     \ifblank{#2}{}{\addlowpenspace\mkbibnamefirst{#3}%
                    \ifthenelse{\value{uniquename}>1}
                      {\addspace\mkbibbrackets{#2}}
                      {}}%
     \ifblank{#4}{}{%
       \addhighpenspace\mkbibnameprefix{#4}%
       \ifpunctmark{'}{}{\addhighpenspace}}%
     \ifblank{#5}{}{\addcomma\addlowpenspace\mkbibnameaffix{#5}\isdot}}}
     
     

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 6.29) Special journal issues

\DeclareFieldFormat[periodical]{title}{#1\isdot}
\DeclareFieldFormat[periodical]{issuetitle}{\mkbibemph{#1}\isdot}

\renewbibmacro*{periodical}{%
  \iffieldundef{title}
    {}
    {\printtext[title]{%
       \printfield[apacase]{title}%
       \setunit{\subtitlepunct}%
       \printfield[apacase]{subtitle}}}}

\renewbibmacro*{title+issuetitle}{%
  \usebibmacro{periodical}%
  \newunit
  \usebibmacro{issue}%
  \setunit*{\addcomma\addspace}%
  \setunit{\addcomma\space}}




%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Hacky bits to suppress final period in some cases.
% * If there is an ORIGYEAR field (APA 7.02:21)
% * Unless there is a RELATED and ADDENDUM
\newbibmacro*{apa:finpunct}{%
  \iffieldundef{origyear}
    {\ifboolexpr{
       test {\iffieldundef{addendum}}
       and
       test {\iffieldundef{related}}}
     {}
     {\renewcommand*{\finentrypunct}{\relax}}}
    {\renewcommand*{\finentrypunct}{\relax}}}



%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% (APA 7.x) General type layouts

\DeclareBibliographyDriver{article}{%
  \usebibmacro{bibindex}%
  \usebibmacro{begentry}%
  \usebibmacro{author/editor}%
  \setunit{\addspace}\newblock
  \usebibmacro{title}%
  \newunit\newblock
  \usebibmacro{journal+issuetitle}%
  \setunit{\addspace}%
    \printfield{volume}%
   \setunit{\addcolon\addspace}%
  \printfield{pages}%
  }

%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% Wrapper for backrefs

\newbibmacro{apa:pageref}{%
  \ifbool{apa:backref}{\usebibmacro{pageref}}{}}

%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%


\endinput

% sowie meinstil.cbx
\ProvidesFile{numeric.cbx}
[\abx@cbxid]

\ExecuteBibliographyOptions{labelnumber,autocite=inline}

\renewcommand*{\multicitedelim}{\addcomma\space}
\renewcommand*{\iffinalcitedelim}{%
  \ifnumequal{\value{textcitecount}}{\value{textcitetotal}-1}}

\providebool{bbx:subentry}
\newbool{cbx:parens}

\DeclareFieldFormat{entrysetcount}{\mknumalph{#1}}

\newbibmacro*{cite}{%
  \printtext[bibhyperref]{%
    \printfield{prefixnumber}%
    \printfield{labelnumber}%
    \ifbool{bbx:subentry}
      {\printfield{entrysetcount}}
      {}}}

\newbibmacro*{textcite}{%
  \iffieldequals{namehash}{\cbx@lasthash}
    {\setunit{\multicitedelim}}
    {\ifnameundef{labelname}
       {\printfield[citetitle]{labeltitle}}
       {\printnames{labelname}}%
     \setunit{%
       \global\booltrue{cbx:parens}%
       \addspace\bibopenbracket}%
     \stepcounter{textcitecount}%
     \savefield{namehash}{\cbx@lasthash}}%
  \ifnumequal{\value{citecount}}{1}
    {\usebibmacro{prenote}}
    {}%
  \usebibmacro{cite}%
  \setunit{%
    \ifbool{cbx:parens}
      {\bibcloseparen\global\boolfalse{cbx:parens}}
      {}%
    \textcitedelim}}

\newbibmacro*{textcite:init}{%
  \ifnumless{\value{multicitecount}}{2}
    {\global\boolfalse{cbx:parens}%
     \global\undef\cbx@lasthash}
    {\global\undef\cbx@lasthash}}

\newbibmacro*{textcite:postnote}{%
  \usebibmacro{postnote}%
  \ifthenelse{\value{multicitecount}=\value{multicitetotal}}
    {\setunit{}%
     \printtext{%
       \ifbool{cbx:parens}
         {\bibcloseparen\global\boolfalse{cbx:parens}}
         {}}}
    {\setunit{%
       \ifbool{cbx:parens}
         {\bibcloseparen\global\boolfalse{cbx:parens}}
         {}%
       \textcitedelim}}}

\DeclareCiteCommand{\cite}[\mkbibbrackets]
  {\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\parencite}[\mkbibbrackets]
  {\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\footcite}[\mkbibfootnote]
  {\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\footcitetext}[\mkbibfootnotetext]
  {\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\smartcite}[\iffootnote\mkbibbrackets\mkbibfootnote]
  {\usebibmacro{prenote}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\multicitedelim}
  {\usebibmacro{postnote}}

\DeclareCiteCommand{\supercite}[\mkbibsuperscript]
  {\iffieldundef{prenote}
     {}
     {\BibliographyWarning{Ignoring prenote argument}}%
   \iffieldundef{postnote}
     {}
     {\BibliographyWarning{Ignoring postnote argument}}}
  {\usebibmacro{citeindex}%
   \usebibmacro{cite}}
  {\supercitedelim}
  {}

\DeclareCiteCommand{\cbx@textcite}
  {\usebibmacro{textcite:init}}
  {\usebibmacro{citeindex}%
   \usebibmacro{textcite}}
  {}
  {\usebibmacro{textcite:postnote}}

\DeclareCiteCommand{\textcite}[\cbx@textcite@init\cbx@textcite]
  {\gdef\cbx@savedkeys{}%
   \citetrackerfalse%
   \pagetrackerfalse%
   \DeferNextCitekeyHook%
   \usebibmacro{textcite:init}}
  {\ifthenelse{\iffirstcitekey\AND\value{multicitetotal}>0}
     {\protected@xappto\cbx@savedcites{()(\thefield{multipostnote})}%
      \global\clearfield{multipostnote}}
     {}%
   \xappto\cbx@savedkeys{\thefield{entrykey},}%
   \iffieldequals{namehash}{\cbx@lasthash}
     {}
     {\stepcounter{textcitetotal}%
      \savefield{namehash}{\cbx@lasthash}}}
  {}
  {\protected@xappto\cbx@savedcites{%
     [\thefield{prenote}][\thefield{postnote}]{\cbx@savedkeys}}}

\newrobustcmd{\cbx@textcite@init}[2]{%
  \setcounter{textcitetotal}{0}%
  \setcounter{textcitecount}{0}%
  \def\cbx@savedcites{#1}#2\cbx@savedcites\empty}

\DeclareMultiCiteCommand{\cbx@textcites}{\cbx@textcite}{}
\DeclareMultiCiteCommand{\textcites}[\cbx@textcites@init\cbx@textcites]{\textcite}{}

\let\cbx@textcites@init\cbx@textcite@init
\pretocmd{\cbx@textcites@init}{\UseNextMultiCiteHook}{}{}

\DeclareMultiCiteCommand{\cites}[\mkbibbrackets]{\cite}{\multicitedelim}
\DeclareMultiCiteCommand{\parencites}[\mkbibbrackets]{\parencite}{\multicitedelim}
\DeclareMultiCiteCommand{\smartcites}[\iffootnote\mkbibbrackets\mkbibfootnote]
  {\smartcite}{\multicitedelim}

\endinput
% Ende