@book {16907,
	title = {Enumeratio insectorum in Musaeo Gust. Joh. Billberg},
	year = {1820},
	month = {1820},
	pages = {138},
	publisher = {Typis Gadelianus},
	organization = {Typis Gadelianus},
	address = {[Holmiae]},
	keywords = {ACHERONTIA, CATALOGUE, SPHINGIDAE},
	author = {Billberg, G.H.}
}
