\startenvironment bib

\usebtxdefinitions[apa]
\usebtxdataset[../biblio.bib]
\usebtxdataset[../biblio-eigen.bib]
\usebtxdataset[../biblio-web.bib]

\setupbtx[apa:cite][etallimit=2,separator:4={ and }]

% The dblp database ignores Pauls nice a-breve and s-comma
\btxremapauthor [Paul Fiterau{-}Brostean] [Paul Fiterău-Broștean]
\btxremapauthor [Michal Szynwelski] [Micha\l{} Szynwelski]
\btxremapauthor [Slawomir Lasota] [S\l{}awomir Lasota]
\btxremapauthor [Eryk Kopczynski] [Eryk Kopczy\'nski]

\def\citenp[#1]{\cite[left=,right=][#1]}   % Bla and Foo, 2015
\def\citet[#1]{\cite[authoryears][#1]}     % Bla and Foo (2015)
\def\citep[#1]{\cite[authoryear][#1]}      % (Bla and Foo, 2015)

%\cite[lefttext={See },righttext={ p.\nbsp yy}][book]  -> (See Bla, Foo & Baz, 2015, p. yy)

\stopenvironment