D. M. P. Pama, H. L. Peliglorio, and A. C. Pizarro-Uy, “A Time-Series Analysis of Selected Economic Indicators Affecting Inflation in the Philippines: 2003-2020”, JEFAS, vol. 4, no. 2, pp. 292–306, Apr. 2022, doi: 10.32996/jefas.2022.4.2.23.