@article {214,
	title = {An ecological and systematics survey of fishes in the rapids of the Lower Za{\"\i}re or Congo River},
	journal = {Bulletin of the Museum of Comparative Zoology},
	volume = {147},
	number = {6},
	year = {1976},
	month = {02/1976},
	pages = {239{\textendash}317},
	url = {http://biodiversitylibrary.org/page/4276443},
	author = {Roberts, T.R. and Stewart, D.J.}
}
@book {213,
	title = {Contribution {\`a} la Faune Ichthyologique de l{\textquoteright}Angola},
	series = {Publica{\c c}{\~o}es Culturais},
	number = {75},
	year = {1967},
	pages = {381},
	publisher = {Companhia de Diamantes de Angola (DIAMANG)},
	organization = {Companhia de Diamantes de Angola (DIAMANG)},
	address = {Lisbon},
	keywords = {Angola},
	author = {Poll, M.}
}
@book {159,
	title = {The Mormyridae and other Osteoglossomorpha (CD-ROM)},
	series = {World Biodiversity Database, CD-ROM Series},
	volume = {2000},
	year = {2000},
	publisher = {Springer Verlag, ETI-UNESCO},
	organization = {Springer Verlag, ETI-UNESCO},
	address = {New York},
	issn = {Hyb: 3-540-14811-6},
	url = {https://www.amazon.com/Mormyridae-Osteoglossomorpha-Biodiversity-Database-CD-ROM/dp/3540148116},
	author = {Harder, W.}
}
