EKAYANTI, A.; MERONA, S. P.; SUHENDAR, U. PENDAMPINGAN GURU PEMBINA OSN MATEMATIKA SMP NEGERI 1 JETIS BESERTA SEKOLAH IMBASNYA. Community Development Journal : Jurnal Pengabdian Masyarakat, [S. l.], v. 1, n. 3, p. 301–306, 2020. DOI: 10.31004/cdj.v1i3.1004. Disponível em: http://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/1004. Acesso em: 24 nov. 2024.