@article {424,
	title = {Reise durch verschiedene Provinzen des russischen Reiches},
	journal = {St. Petersburg},
	volume = {3},
	year = {1776},
	pages = {709},
	author = {Pallas, P.S.}
}
@inbook {135,
	title = {Zoologiae Danicae},
	year = {1776},
	pages = {224-226},
	publisher = {Prodromus},
	organization = {Prodromus},
	address = {Copenhagen},
	author = {Mueller, O.F.}
}
