AMIRULLAH, G.; YATRI, I.; HANDAYANI, T. Social Return on Investment of a Literacy and Numeracy Program in Ketapang Regency Indonesia. Kognisi : Jurnal Penelitian Pendidikan Sekolah Dasar, [S. l.], v. 6, n. 1, p. 38–47, 2026. DOI: 10.56393/kognisi.v6i1.4228. Disponível em: https://journal.actual-insight.com/index.php/kognisi/article/view/4228. Acesso em: 3 oct. 2026.