Ali, Mifrah, Iqra Ramzan, Iffat Siddique, Tariq Mahmood, and Mustafa Nadeem. 2021. “Parametric Optimization of Gravitational Vortex Turbine in the Context of Upper Punjab of Pakistan”. Pakistan Journal of Engineering and Technology 4 (4), 65-72. https://doi.org/10.51846/vol4iss4pp65-72.