Ike Apriliani, Siti Patimah. Strategy of the School Principal in Developing Teacher’s Professional Competence to Improve the Quality of Education at SMAN 9 Bandar Lampung. JMC [Internet]. 2023 Aug. 1 [cited 2025 Jul. 1];3(05):17-24. Available from: https://journal.hmjournals.com/index.php/JMC/article/view/2456