GANDAPUTRA SIMBOLON, A. N.; FAHMI, I. .; SYAFITRI, U. D. . Strategi Pengembangan Yayasan Seri Amal Pasca Pandemi Covid-19 : Studi Kasus SMA Cahaya Medan dan SMA ST. Petrus Sidikalang. Cetta: Jurnal Ilmu Pendidikan, [S. l.], v. 7, n. 1, p. 204–210, 2024. DOI: 10.37329/cetta.v7i1.2932. Disponível em: https://jayapanguspress.penerbit.org/index.php/cetta/article/view/2932. Acesso em: 3 jul. 2024.