Shiela Marie G. Garcia*, Joseph Rizalde E. Guillo, Rosana C. Lat, Lloyd Macatangay (2025) “ACTApp: A contact tracing and monitoring application with exposure notification”, International Research Journal on Innovations in Engineering, Science and Technology, 11, p. XX-XX. Available at: https://ojs.batstate-u.edu.ph/index.php/IRJIEST/article/view/422 (Accessed: 26 December 2025).