\bib{2002/de-jonge}
\yr 2002
\by Merijn de Jonge
\paper Source tree composition
\pages 17--32
\inbook \cite{2002/gacek}
\url http://abaris.zoo.cs.uu.nl:8080/wiki/pub/Merijn/PaperSourceTreeComposition/SourceTreeComposition.pdf
\endref
