Wulandari, D.D. 2018. ANALISA KESADAHAN TOTAL DAN KADAR KLORIDA AIR DI KECAMATAN TANGGULANGIN SIDOARJO. Medical Technology and Public Health Journal. 1, 1 (Aug. 2018), 14–19. DOI:https://doi.org/10.33086/mtphj.v1i1.753.