LADUNNI LUBIS, U.; YUSNIDA, H. Pentingnya Tes Golongan Darah Bagi Peserta Didik. Jurnal Pengabdian dan Pemberdayaan Masyarakat ALIFA, [S. l.], v. 1, n. 1, 2021. DOI: 10.70371/jppma.v1i1.156. Disponível em: https://journal.alifa.ac.id/index.php/jppma/article/view/156. Acesso em: 17 jul. 2025.