J. M. D. Renacido, E. L. Mayordo, and E. T. Biray, “A Comparative Study Between Pomodoro and Flowtime Techniques Among College Students”, Int. J. Multidiscip. Appl. Bus. Edu. Res., vol. 6, no. 8, pp. 3953–3973, Aug. 2025, doi: 10.11594/ijmaber.06.08.17.