Sheikh, Shakil, Zafar Koreshi, Umar Rauf, Shahid Khalil, and Umair Aziz. 2020. “A Novel Blade-Pitching Mechanism Design and Testing for Micro Vertical-Axis Water Turbines”. Technical Journal 25 (02), 61-68. https://tj.uettaxila.edu.pk/index.php/technical-journal/article/view/1313.