TY - JOUR TI - An MS Excel Tool for Parameter Estimation by Multivariate Nonlinear Regression in Environmental Engineering Education AU - DEMİR, S. AU - KARADENİZ, A. AU - CİVELEK YÖRÜKLÜ, H. AU - MANAV DEMİR, N. JO - Sigma Journal of Engineering and Natural Sciences PY - 2017 VL - 35 SP - 265 EP - 273 DO - ER -