Olandria, Sydney, John Vincent Cabesas, Dominic Geganto, Brent Kenneth Olivar, Gerald Osa, and Angelo Acenas. “Development of a Device for Brazing Copper Pipes in HVAC Installations”. Journal of Interdisciplinary Perspectives 1, no. 1 (September 30, 2023): 70–77. Accessed October 16, 2025. https://www.jippublication.com/index.php/jip/article/view/20.