Edmon F. Simpao, Reynaldo H. Gomez Jr. and Michael John M. Villar 2026. Electrical Assessment of 10 MVA, 69 kV/ 13.2 kV Mabiga Substation Upgrading to 20 MVA, 69 kV/ 13.2 kV at Mabiga, Mabalacat City, Philippines. International Journal of Progressive Research in Science and Engineering . 7, 05 (May 2026), 36–37. DOI:https://doi.org/10.65138/ijprse.2026.v7i05.1286.