Zulfiqar Ahmad, Dr. Saad Khan Baloch and Ayaz Ahmad (2025) “HARNESSING FREE SURFACE VORTICES FOR CLEAN ENERGY: TECHNICAL AND EXPERIMENTAL REVIEW OF GRAVITATIONAL WATER VORTEX POWER PLANT (GWVPP)”, Spectrum of Engineering Sciences, 3(8), pp. 178–193. Available at: https://www.sesjournal.com/index.php/1/article/view/797 (Accessed: 10 August 2025).