Predicting Biochemical Oxygen Demand at the Inlet of Al-Rustumiya Wastewater Treatment Plant Using Different Mathematical Techniques. jcoeng [انترنت]. 19 فبراير، 2024 [وثق 20 مايو، 2024];30(02):16-29. موجود في: https://joe.uobaghdad.edu.iq/index.php/main/article/view/2678