Effect of Phase Change Material Heated by Solar Energy on the Flow Assurance of Heavy Crude Oil. Tikrit Journal of Engineering Sciences, [S. l.], v. 32, n. 2, p. 1–12, 2025. DOI: 10.25130/tjes.32.2.18. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/1941.. Acesso em: 9 sep. 2026.