The Impact of Transformational Leadership on the Effectiveness of Administrative Decisions: A Field Study at Pharmaceutical Manufacturers in Yemen. Journal of Social Studies, [S. l.], v. 26, n. 1, p. 1–30, 2020. DOI: 10.20428/jss.v26i1.1620. Disponível em: https://journals.ust.edu/index.php/JSS/article/view/1620. Acesso em: 12 jul. 2025.