@book{37496,
	author = {Coello, Francisco, and Sociedad Geográfica de Madrid.},
	title = {La cuestión del río Muni : },
	editor = {Estab. Tip. de Fortanet)},
	publisher = {[s.n.], },
	year = {1889 (},
	address = {Madrid : },
	url = {https://gallica.bnf.fr/ark:/12148/bpt6k934760w }
}