LAMYA’A ALI SULIMAN AL -ZAMKI. A Proposed Training Program to Develop the Skills of Secondary School Principals in Aden Governorate in Light of Transformational Leadership and Self-Management. Journal of the Faculties of Education - University of Aden, [S. l.], v. 20, n. 1, p. 275–288, 2026. DOI: 10.47372/jef.(2026)20.1.211. Disponível em: https://jef.adenuniv.net/index.php/jef/article/view/211. Acesso em: 26 aug. 2026.