SITINJAK, K. A. G. T. .; JUFRIZAL, J.; IDRIS, M. Development of a Mathematical Model to Predict Wind Energy Potential and Vertical Axis Wind Turbine Efficiency. IRA Journal of Engineering Science and Technology, [S. l.], v. 1, n. 1, p. 16–24, 2025. DOI: 10.56862/irajest.v1i1.133. Disponível em: https://e-journals.irapublishing.com/index.php/IRAJEST/article/view/133. Acesso em: 8 oct. 2025.