@book{258147,
	author = {Silveira, G.F. da},
	title = {Genetic divergence among Passiflora cristalina Vanderpl 
 Zappi. genotypes based on flower and fruit characteristics},
	url = {http://www.scielo.br/pdf/rbf/v38n4/0100-2945-rbf-38-4-e-491.pdf}
}