Lukman Abdul Majid. “Managerial for Schools in Rising The Etos Of Educational Energy Work in SMPN 02 Bandar Mataram Lampung Tengah”. Jurnal Pendidikan Nusantara 2, no. 1 (April 1, 2023): 28–36. Accessed September 10, 2025. http://ejournal.tahtamedia.id/index.php/nusantara/article/view/110.