Ian G. Ambay , Ivane Ann P. Banlawe, Rexie H. Aborot,. “Horizontal Axis Wind Turbine (HAWT) Using Localized Materials for Marginal Wind Speed Areas”. Design Engineering (August 16, 2021): 8874-8880. Accessed April 28, 2024. http://www.thedesignengineering.com/index.php/DE/article/view/3440.