SAKTI, Gunawan; YUWONO, Triyogi. Performance Study of Installed an I-65o Type Cylinder at The Upstream of Returning Blade of Savonius Wind Turbine, Comparison With Conventional Savonius Wind Turbine. IPTEK The Journal for Technology and Science, [S. l.], v. 30, n. 2, p. 56–59, 2025. DOI: 10.12962/j20882033.v30i2.4341. Disponível em: https://journal.its.ac.id/index.php/jts/article/view/4341. Acesso em: 31 jul. 2026.