Tolymbek, Aigerim, et al. “A NUMERICAL STUDY OF THE AERODYNAMIC PERFORMANCE OF A FOUR-BLADE SAVONIUS VERTICAL-AXIS WIND TURBINE”. Central Asia Science Review, vol. 1, no. 1, Aug. 2025, pp. 28-34, https://casrjournal.com/index.php/pub/article/view/5.