@article {cite-key,
	title = {Eine neue art von Mormyrus},
	journal = {Archiv f{\"u}r Naturgeschichte},
	volume = {28},
	number = {1},
	year = {1862},
	pages = {64},
	keywords = {Mormyrus petersii},
	url = {http://biodiversitylibrary.org/page/7160516},
	author = {G{\"u}nther, Albert C. L. G.}
}
@article {899,
	title = {Beitr{\"a}ge zur Kenntniss der nat{\"u}rlichen Familien der Fische},
	journal = {Archiv f{\"u}r Naturgeschichte},
	volume = {9},
	year = {1843},
	pages = {292{\textendash}330},
	chapter = {292},
	url = {http://biodiversitylibrary.org/page/13703355$\#$page/334/mode/1up},
	author = {M{\"u}ller, J.}
}
