Provisions of model contracts for the sale of crude oil. Al-Mostansiriyah journal for Arab and international studies, [S. l.], v. 22, n. 90, p. 35–48, 2026. DOI: 10.35710/mjais.v22i90.373. Disponível em: https://mjais.uomustansiriyah.edu.iq/index.php/mjais/article/view/373.. Acesso em: 4 jun. 2026.