@book{246988,
	author = {Henk'T Hart and Urs Eggli},
	title = {Evolution and systematics of the Crassulaceae},
	publisher = {Backhuys Publishers},
	year = {1995},
	address = {Leiden},
	note = {Donación Dres. Beat E. Leuenberger y Silvia Arroyo}
}