SASMITO, S. Optimalisasi ekstrakurikuler: sebuah praktik baik. Indonesian Journal of Educational Development (IJED), [S. l.], v. 2, n. 3, p. 524–533, 2021. DOI: 10.5281/zenodo.5681650. Disponível em: https://ojs.mahadewa.ac.id/index.php/ijed/article/view/1139. Acesso em: 11 sep. 2025.