HARAHAP, Arman. Analysis of Differences in Well Water Quality Tests in the Highlands and Lowlands of Rantauprapat City. International Journal of Science, Technology & Management, [S. l.], v. 4, n. 1, p. 299–304, 2023. DOI: 10.46729/ijstm.v4i1.771. Disponível em: https://ijstm.inarah.co.id/index.php/ijstm/article/view/771. Acesso em: 12 feb. 2026.