KHALAF, Hussein I; HASSAN, Mohammed J Mohammed; HASSAN, Omer A. Separation & Identification of Organic Compounds in Lubricating Oil Additives Using TLC & GC-MS. Al-Nahrain Journal of Science, [S. l.], v. 15, n. 3, p. 62–68, 2012. Disponível em: https://anjs.edu.iq/index.php/anjs/article/view/768. Acesso em: 22 may. 2026.