@book{246303,
	author = {Brinkmann, Karl Heinz},
	title = {Die gattung Sulcorebutia},
	publisher = {Steinhart KG},
	year = {1976},
	address = {Titisee Neustadt},
	note = {Donación Dres. Beat E. Leuenberger y Silvia Arroyo}
}