TY - JOUR TI - Implementation of an Ms Excel Tool for Backpropagation Neural Network Algorithm in Environmental Engineering Education AU - DEMİR, S. AU - MANAV DEMİR, N. AU - KARADENİZ, A. AU - CİVELEK YÖRÜKLÜ, H. JO - Sigma Journal of Engineering and Natural Sciences PY - 2018 VL - 36 SP - 251 EP - 260 DO - ER -