RIZKINA, Manisyah; SIREGAR, Machrani Adi Putri; BATUBARA, Ana Uzla. Deli River Water Quality Control In Medan City Using Statistical Methods Quality Control. Jurnal Pijar Mipa, [S. l.], v. 19, n. 2, p. 372–379, 2024. DOI: 10.29303/jpm.v19i2.6591. Disponível em: http://www.jurnalfkip.unram.ac.id/index.php/JPM/article/view/6591. Acesso em: 17 may. 2024.