1 2 3 4 5 6 7 8 "Pinoy Folk Tales: Filipino Martyr: CAMILO JACOB". Pinoyfolktales.blogspot.com. 2013-01-18. Retrieved 2017-03-17. 1 2 3 Juan Escandor Jr.; Shiena M. Barrameda. "15 Bicolano martyrs given honors in June 12 rites in Naga City _BAR_ Inquirer News". Newsinfo.inquirer.net. Retrieved 2017-03-17. 1 2 "11 of 15 Bicol Martyrs were executed in Bagumbayan January 4, 1897". Kahimyang.com. Retrieved 2017-03-17. 1 2 3 4 5 "Bikol honors its 15 martyrs of the 1896 revolution". Naga City Government website. Archived from the original on 2012-08-26. Retrieved 2017-03-12. ↑ Vox Bikol (2012-01-07). "Bikol honors its 15 martyrs of the 1896 revolution". Vox Bikol. Retrieved 2017-03-21. 1 2 "NHCP unveils Camilo Jacob historical marker - National Historical Commission of the Philippines". Nhcp.gov.ph. 2017-03-06. Retrieved 2017-03-17.