@incollection{wilkinson2003,
title = {Some desiderata for liberal supertrees},
address = {Dordrecht},
booktitle = {Phylogenetic Supertrees: Combining Information to Reveal the Tree of Life},
editor = {O.R.P. Bininda-Emonds},
publisher = {Kluwer Academic},
year = {2004},
keywords = {supertrees }
}
::