@book {649,
	title = {Vermium terrestrium et fluviatilium : seu animalium infusoriorum, helminthicorum et testaceorum, non marinorum, succincta historia},
	year = {1773},
	publisher = {Havni{\ae} ; Lipsi{\ae}},
	organization = {Havni{\ae} ; Lipsi{\ae}},
	url = {http://www.biodiversitylibrary.org/item/100435$\#$page/5/mode/1up},
	author = {O.F. M{\"u}ller}
}
