Hidayat N, Aisyah S, Patisina P. The Effect of Professionalism on Performance Moderated by Transformational Leadership in the Brimob Unit of North Sumatra. J-IbM [Internet]. 2026 Aug. 16 [cited 2026 Aug. 25];6(1):386-92. Available from: https://journal.aira.or.id/j-ibm/article/view/1742