Albiso, Kzyl Mae, Ryan Abenoja, Roger Montepio, and Ruel Tuyogon. “Development and Optimization of Vermitea Vortex Brewer”. Southeastern Philippines Journal of Research and Development 25, no. 1 (March 31, 2020): 75-90. Accessed April 26, 2024. https://journal.usep.edu.ph/index.php/Southeastern_Philippines_Journal/article/view/58.