ATAA, DR.Oseem mohammed obad. A proposed training program to develop research skills for postgraduate students in the faculties of education at the two universities Aden and Lahj. Humanities and Educational Sciences Journal, [S. l.], n. 23, p. 517–540, 2022. DOI: 10.55074/hesj.v0i23.494. Disponível em: https://hesj.org/ojs/index.php/hesj/article/view/494. Acesso em: 2 sep. 2026.