AL-OBAIDI, Faiq Juma Hamza. Marketing obstacles faced by non-oil commodity exports in the Republic of Yemen: Referring to some agricultural and fish products. Queen Arwa University Journal, [S. l.], v. 5, n. 5, p. 37, 2010. DOI: 10.58963/qausrj.v1i5.31. Disponível em: https://journal.qau.edu.ye/index.php/srj/article/view/31. Acesso em: 19 sep. 2025.