AHMAD, Z.; JAVED, M.; BAQARI, S.; HAQAND, A. U.; KHAN, A. ?A STUDY OF PAKISTANI GYPSUM BY X-RAY POWDER DIFFRACTION. Biological Sciences - PJSIR, [S. l.], v. 39, n. 5-8, p. 110–113, 1996. Disponível em: https://v2.pjsir.org/index.php/biological-sciences/article/view/2385. Acesso em: 22 nov. 2024.