@book{235002,
	author = {Billard, R. and Weil, C.},
	title = {Testicular and some hormonal changes during the first four years of life in the mirror carp, Cyprinus carpio L.},
	note = {Billard, R.- Laboratory of Ichthiology, Museum National dïHistorie Naturelle, 43, rue Cuvier, 75231 Paris, France}
}