Kennedy V. Rodriguez, Joseph SM. Digno, Ryan S. Evangelista, and Joefil C. Jocson. “Strategic Improvement of Smartphone E-Waste Collection: Evaluating Customer Awareness and Process Optimization”. International Journal of Progressive Research in Science and Engineering 5, no. 07 (July 9, 2024): 62–67. Accessed October 6, 2024. https://journal.ijprse.com/index.php/ijprse/article/view/1098.