@book{237397,
	author = {Porto Foresti, Fábio and Oliveira, Claudio},
	title = {Estimated frequency of B-chromosomes and populations density of Astyanax scabripinnis paranae in a small stream},
	note = {Porto-Foresti, F.-Departamento de Morfología, Instituto de Biociências, UNESP, Campus de Botucatu, 18618-000 Botucatu, SP, Brasil and Centro de Aqüicultura da UNESP. Send correspondence to C.O.}
}