Solihat I, Firmansyah F. Performance Analysis of a Three-Blade Savonius Vertical-Axis Wind Turbine Prototype for Charging a 12 V 7 Ah Maintenance-Free Battery. Info Sains [Internet]. 2026 Jul. 31 [cited 2026 Aug. 24];16(02):471-83. Available from: https://ejournal.seaninstitute.or.id/index.php/InfoSains/article/view/8940