@article {424,
	title = {Reise durch verschiedene Provinzen des russischen Reiches},
	journal = {St. Petersburg},
	volume = {3},
	year = {1776},
	pages = {709},
	author = {Pallas, P.S.}
}
@book {272,
	title = {Elenchus zoophytorum},
	year = {1766},
	pages = {18-451},
	address = {Frankfort},
	author = {Pallas, P.S.}
}
