@article{article291, title = {Implementation of an Ms Excel Tool for Backpropagation Neural Network Algorithm in Environmental Engineering Education}, author = {DEMİR, S. and MANAV DEMİR, N. and KARADENİZ, A. and CİVELEK YÖRÜKLÜ, H.}, journal = {Sigma Journal of Engineering and Natural Sciences}, year = {2018}, volume = {36}, pages = {251-260}, doi = {} }