The Crystal Chemistry of Francolite in Akashat Phosphorites  (Middle Paleocene), Iraqi Western Desert. Journal of natural sciences, life and applied sciences, [S. l.], v. 4, n. 4, p. 66–52, 2020. DOI: 10.26389/AJSRP.Q170620. Disponível em: https://journals.ajsrp.com/index.php/jnslas/article/view/3159.. Acesso em: 22 jul. 2024.