HUTAURUK, Bertaria Sohnata et al. PENGUATAN KOMPETENSI LITERASI DAN NUMERASI DI SD NEGERI 4 SINGKAM SAMOSIR. Community Development Journal : Jurnal Pengabdian Masyarakat, [S. l.], v. 6, n. 3, p. 4796–4801, 2025. DOI: 10.31004/cdj.v6i3.48441. Disponível em: https://journal.universitaspahlawan.ac.id/index.php/cdj/article/view/48441. Acesso em: 6 dec. 2025.