Ratni Juliardi AR, N. . and Rasich Nabil Adis, M. . (2021) “ANALISIS DISTRIBUSI PENCEMARAN BIOLOGICAL OXYGEN DEMAND (BOD) DAN DISSOLVED OXYGEN (DO) DENGAN METODE GEOGRAPHIC INFORMATION SYSTEM (GIS) DAN STREETER PHELPS DI SEPANJANG KALI SURABAYA”, Envirotek : Jurnal Ilmiah Teknik Lingkungan, 13(2), pp. 10–15. doi: 10.33005/envirotek.v13i2.108.