RUIZ SÁNCHEZ, Alejandro, Angie GUEVARA MUÑOZ, Jorge Andrés SIERRA DEL RIO, and Jose Alejandro POSADA MONTOYA. “Numerical Comparison of Two Runners for Gravitational Vortex Turbine”. Engineering Transactions 69, no. 1 (January 26, 2021): 3–17. Accessed July 11, 2025. https://et.ippt.pan.pl/index.php/et/article/view/1165.