L.S., Yayu. Bimbingan Belajar Matematika Bagi Anak Panti Asuhan di Bandung Raya. JURNAL PENGABDIAN KEPADA MASYARAKAT, [S. l.], v. 3, n. 1, p. 23–29, 2013. Disponível em: https://ojs.uninus.ac.id/JPKM/article/view/38. Acesso em: 4 oct. 2025.