SIEGL, Jürgen; ARIEF, Irfan Syarief; HARTAWAN, Akbar Rizqi. Analysis of Energy Efficiency of Rotate Flettner Rotor Based on Variation in Wind Direction and Rotor’s Material. International Journal of Marine Engineering Innovation and Research, [S. l.], v. 5, n. 2, p. 92–101, 2025. DOI: 10.12962/j25481479.v5i2.6009. Disponível em: https://journal.its.ac.id/index.php/ijmeir/article/view/6009. Acesso em: 28 jan. 2026.