@book {NHM,
	title = {Entwurf einer systematischen Eintheilung und speciellen Beschreibung der Plattw{\"u}rmer auf mikroskopische Untersuchungen gegr{\"u}ndet},
	year = {1844},
	note = {get
},
	type = {book},
	address = {Kopenhagen},
	abstract = {Supposedly an better (and German) version of the 1943 article.},
	keywords = {Macrostomum, Systematics},
	author = {A S {\O}rsted}
}
