TY - BOOK AU - Muhammad Usama, Shaheryar Arif & Waris Ali Khan TI - Performance Optimization of Wastewater Pumping Stations Through the Installation of Closed-Loop VFDs U1 - 004.199092 MUH PY - 2016/// CY - Karachi PB - UIT KW - Electrical Engineering KW - Bachelor of Engineering (BE) ER -