@inbook {3327,
	title = {Considerations in formalizing a classification},
	booktitle = {Cladistics:perspectives on the reconstruction of evolutionary history},
	year = {1984},
	publisher = {Columbia University Press},
	organization = {Columbia University Press},
	address = {New York},
	keywords = {CLADISTICS, CLASSIFICATION, HISTORY, INCOMPLETE},
	author = {Phillips, R. B.},
	editor = {Duncan, T. and Stuessy, T. F.}
}
