@article {cite-key,
	title = {Mat{\'e}riaux pour la faune du Congo. Zoologie.{\textendash}S{\'e}rie I. Poissons nouveaux du Congo. Troisi{\`e}me Partie. Silures, Acanthopt{\'e}rygiens, Mastacembles, Plectognathes.},
	journal = {Annales du Musee du Congo (S{\'e}r. Zoology)},
	volume = {1},
	number = {fasc. 3},
	year = {1899},
	month = {Apr.},
	pages = {39{\textendash}58, Pls. 20{\textendash}29.},
	keywords = {Chrysobagrus brevibarbus},
	author = {George A. Boulenger}
}
@article {cite-key,
	title = {Mat{\'e}riaux pour la faune du Congo. Zoologie.{\textendash}S{\'e}rie I. Poissons nouveaux du Congo. Deuxi{\`e}me Partie. Elopes, Characins, Cyprins.},
	journal = {Annales du Musee du Congo (S{\'e}r. Zoology)},
	volume = {1},
	number = {fasc. 2},
	year = {1898},
	month = {Dec.},
	pages = {21-38, Pls. 10-19},
	keywords = {Distichodus atroventralis},
	author = {George A. Boulenger}
}
@article {cite-key,
	title = {Additions {\`a} la faune ichthyologique de bassin du Congo. Mat{\'e}riaux pour la faune du Congo.},
	journal = {Annales du Musee du Congo (S{\'e}r. Zoology)},
	volume = {2},
	number = {fasc. 2},
	year = {1902},
	month = {Mar.},
	pages = {19-57, Pls. 7-16},
	keywords = {Synodontis smiti},
	url = {https://biodiversitylibrary.org/page/56089769},
	author = {George A. Boulenger}
}
@article {cite-key,
	title = {Mat{\'e}riaux pour la faune du Congo. Poissons nouveaux du Congo. Premi{\`e}re Partie. Mormyres},
	journal = {Annales du Musee du Congo (Ser. Zoology)},
	volume = {1},
	number = {fasc. 1},
	year = {1898},
	month = {Nov},
	pages = {1-20, Pls. 1-9},
	url = {https://biodiversitylibrary.org/page/56098268},
	author = {George A. Boulenger}
}
@article {cite-key,
	title = {Mat{\'e}riaux pour la faune du Congo. Poissons nouveaux du Congo. Quatri{\`e}me Partie. Polypt{\`e}res, Clupes, Mormyres, Characins.},
	journal = {Annales du Mus{\'e}e du Congo (S{\'e}r. Zoology)},
	volume = {1},
	number = {fasc. 4},
	year = {1899},
	month = {Sept.},
	pages = {59-96, Pls. 30-39},
	author = {George A. Boulenger}
}
@article {133,
	title = {Mat{\'e}riaux pour la faune du Congo. Poissons nouveaux du Congo. Sixi{\`e}me Partie. Mormyres, Characins, Cyprins, Silures, Acanthopt{\'e}rygiens, Dipneustes},
	journal = {Annales du Musee du Congo (Ser. Zoology)},
	volume = {1},
	number = {fasc. 5},
	year = {1900},
	month = {12/1900},
	pages = {129-164, Pls. 48-56},
	author = {George A. Boulenger}
}
