A comparative study of Iraqi crude oil taken from the Nasiriyah refinery with various local and global crude oils. University of Thi-Qar Journal of Science, [S. l.], v. 6, n. 1, p. 70–77, 2019. Disponível em: https://jsci.utq.edu.iq/index.php/main/article/view/53.. Acesso em: 5 may. 2024.