DIKALNI, D.; LOUISE, Y.; MANURAMADANTI, N.; SARI, U. P. Improving The Effectiveness of School Management: Training of School Principals In The Preparation of Lesson Plans, Improvement of Facilities and Infrastructure, and Handling Delays In Submitting Student Assignments. Educativo: Jurnal Pendidikan, [S. l.], v. 3, n. 1, p. Page 10–16, 2024. DOI: 10.56248/educativo.v3i1.247. Disponível em: https://www.educativo.marospub.com/index.php/journal/article/view/247. Acesso em: 19 sep. 2024.