@book{40439,
	author = {Oller, Narcís, and Zola, Émile,},
	title = {Le Papillon /},
	publisher = {Nouvelle librarire parisienne, E. Giraud et Cie.,},
	year = {1886},
	series = { Romans étrangers modernes},
	address = {Paris :},
	url = {https://cofre.bnc.cat/documents/view/52b04154-2238-4b40-9293-3d5e0aa002e6}
}