@article {6173,
	title = {Beitr{\"a}ge zur Kenntnis der See conchyliologie von West Africa},
	journal = {Jahrbuch der deutschen malakozoologischen Gesellschaft (Frankfurt-am-Main)},
	volume = {7},
	year = {1880},
	note = {DO NOT HAVE},
	pages = {161-183},
	author = {Dohrn, H.}
}
@article {1123,
	title = {Beitr{\"a}ge zur Kenntnis der See conchyliologie von West Africa},
	journal = {Jahrbuch der deutschen malakozoologischen Gesellschaft (Frankfurt-am-Main)},
	volume = {7},
	year = {1880},
	pages = {161-183},
	author = {Dohrn, H.}
}
