Acquioben, E., J. Songcayawon, J. Ibanez, and J. Ledesma. “Reanalysis of the Historical Existence of the Remontado Dumagats in Sierra Madre”. Abstract Proceedings International Scholars Conference, vol. 6, no. 1, Oct. 2018, p. 236, doi:10.35974/isc.v6i1.1154.