@book {1986,
	title = {Classification der Batrachier mit Ber{\"u}cksichtigung der fossilen Thiere dieser Abtheilung der Reptilien},
	year = {1838},
	publisher = {Petitpierre},
	organization = {Petitpierre},
	address = {Neuch{\^a}tel},
	author = {Tschudi, J.J.}
}
