NASSIB, Rujom; NAGWA, Gharbi. Marketing qualification as a path to achieving the competitiveness of small and medium enterprises. Queen Arwa University Journal, [S. l.], v. 2, n. 2, p. 17, 2006. DOI: 10.58963/qausrj.v1i2.80. Disponível em: https://journal.qau.edu.ye/index.php/srj/article/view/80. Acesso em: 26 sep. 2025.