@book{91521,
	author = {Davis, Donald R. and Deschka, Gerfried.},
	title = {Biology and systematics of the north american Phyllonorycter leafminers on salicaceae, with a synoptic catalog of the palearctic species (Lepidoptera : Gracillariidae)},
	publisher = {Smithsonian Institution,},
	year = {2001.},
	series = {Smithsonian contributions to zoology},
	address = {Washington, D.C. :}
}