SARUMAHA, Rohpinus; YOHANNA THERESIA VENTY FAU. Peningkatan Kemampuan Operasi Hitung Siswa Melalui Bimbingan Belajar dan Lomba Cerdas Cermat Di Desa Simandraolo. PaKMas: Jurnal Pengabdian Kepada Masyarakat, [S. l.], v. 1, n. 2, p. 127–133, 2021. DOI: 10.54259/pakmas.v1i2.108. Disponível em: https://www.journal.yp3a.org/index.php/pakmas/article/view/108. Acesso em: 20 sep. 2026.