@article {3184,
	title = {Why, after all, must it?},
	journal = {Cladistics},
	volume = {8},
	year = {1992},
	note = {Defence of cladistics in respose to Szalay and Bock; ; ;,},
	pages = {139-146},
	keywords = {CLADISTICS},
	author = {Nelson, G.}
}
