عبدالحسين حافظ خالد. STUDY KINDS OF MINERAL ROCKS EXTRACTED DURING THE DRILLING OF OIL WELLS TO BUZURGAN FIELDS. Journal of Engineering and Sustainable Development, Baghdad, Iraq, v. 20, n. 3, p. Ar–59, 2016. Disponível em: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/607.. Acesso em: 6 may. 2025.