CHEMICAL REAGENTS FOR SELECTIVITY IN IMPROVEMENT OF RHEOLOGICAL PROPERTIES OF CRUDE OIL. Journal of Engineering Studies and Research, [S. l.], v. 25, n. 1, p. 36–45, 2019. DOI: 10.29081/jesr.v25i1.41. Disponível em: https://jesr.ub.ro/journal/article/view/41. Acesso em: 13 sep. 2025.