S.B.R. Lunor, J.G.T. Tomacruz, M.F.M. Remolona, J.D. Ocon, Machine Learning Approach for Pump Price Prediction for the Philippines Post COVID-19 Pandemic and Amidst Russia-Ukraine Conflict, Chemical Engineering Transactions. 103 (2023) 265-270. doi:10.3303/CET23103045.