Dominado, N.; Bulaun, C. M. P. .; Quiambao, C. G. . Development and Validation of an Interactive E-Book in Physics 9. Int. J. Multidiscip. Appl. Bus. Edu. Res. 2023, 4 (8), 2706-2715. https://doi.org/10.11594/ijmaber.04.08.03.