REFERENCES
https://legacy.senate.gov.ph/senators/former_senators/camilo_osias.htm
https://www.scribd.com/document/508318747/Notes-on-Salvador-P-Lopez#
https://www.geni.com/people/R-Zulueta-da-Costa/6000000135996507823
https://kaya.com/authors/jose-garcia-villa-jose-garcia-villa-jose-garcia-villa/
http://www.cordilleransun.com/2021/10/footnote-to-youth-by-jose-garcia-villa.html