R. M. C. . Abrajano, G. . Fernandez, and G. . Salazar, “Tourists’ Service Satisfaction of the Selected Amusement Parks in Subic Bay Freeport Zone”, Int. J. Multidiscip. Appl. Bus. Edu. Res., vol. 4, no. 3, pp. 964–975, Mar. 2023, doi: 10.11594/ijmaber.04.03.26.