Sani, Ousmane Mahamane, Zanguina Adamou, and Natatou Ibrahim. “Traitement Des Phosphates Naturels De Tahoua (Niger) Par Quelques Acides Conventionnels”. European Scientific Journal, ESJ 13, no. 24 (August 31, 2017): 176. Accessed November 22, 2024. https://eujournal.org/index.php/esj/article/view/9835.