ABBAS, F. H.; NAIFE, T. M. .; AHMED, D. J. .; HASAN, E. B. . Enhancement of Vacuum Gas Oil Viscosity Using Ultrasound: Enhancement of vacuum gas oil viscosity using ultrasound. Journal of Petroleum Research and Studies, [S. l.], v. 13, n. 2, p. 86-99, 2023. DOI: 10.52716/jprs.v13i2.695. Disponível em: https://jprs.gov.iq/index.php/jprs/article/view/695. Acesso em: 20 may. 2024.