@booklet {80,
	title = {From morphological nightmare to molecular conundrum. Phylogenetic, evolutionary and taxonomic studies on <i>Guatteria</i> (Annonaceae). pp. 1-276, PhD Thesis, Utrecht University, electronically available at: http://igitur-archive.library.uu.nl/dissertatio},
	year = {2007},
	author = {Erkens, R.H.J.}
}
