RIA ANDRIYANI; SAIMARA A.M SEBAYANG; YOHNY ANWAR. The Role of Work Motivation in Mediating the Influence of Transformational Leadership on Work Productivity at Smp Negeri 39 Medan. International Conference Epicentrum of Economic Global Framework, [S. l.], p. 2957–2973, 2026. Disponível em: https://proceeding.pancabudi.ac.id/index.php/ICEEGLOF/article/view/1875. Acesso em: 2 nov. 2026.