kumar Tyagi, Dharmendra, Mrinmoy Majumder, Chander Kant, and Ashish Prabhat Singh. “Estimation of Hazen williams’s Constant for a Residential Water Distribution Network; GMDH and PSO Approach”. International Journal of Engineering and Technology 7, no. 2.1 (March 5, 2018): 92–99. Accessed April 9, 2025. https://sciencepubco.com/index.php/IJET/article/view/11051.