AHMAD, A.; HARYANTO, B. The Leadership Role of Junior High School Principals in Maintaining Institutional Sustainability in the Covid-19 Era: Peran Kepemimpinan Kepala Sekolah Menengah Pertama dalam Mempertahankan Keberlanjutan Lembaga di Era Covid-19. Indonesian Journal of Law and Economics Review, [S. l.], v. 18, n. 1, p. 10.21070/ijler.v18i0.847, 2023. DOI: 10.21070/ijler.v18i0.847. Disponível em: https://ijler.umsida.ac.id/index.php/ijler/article/view/847. Acesso em: 6 dec. 2025.