OFIYEN, Charlie; PURYANTI, Dwi. Penentuan Kualitas Air Muara Sungai Batang Arau Melalui Pengujian Total Dissolved Solid (TDS), Total Suspended Solid (TSS), dan Kandungan Logam Berat. Jurnal Fisika Unand, [S. l.], v. 11, n. 3, p. 278–284, 2022. DOI: 10.25077/jfu.11.3.278-284.2022. Disponível em: https://jfu.fmipa.unand.ac.id/index.php/jfu/article/view/810. Acesso em: 17 oct. 2026.