Thomas, Megan C. (8 October 2007). "K is for De-Kolonization: Anti-Colonial Nationalism and Orthographic Reform". Comparative Studies in Society and History. 49 (4): 938–967. doi:10.1017/S0010417507000813.
Morrow, Paul. "Baybayin: The Ancient Script of the Philippines". Sarisari etc...Filipino History, Language, Pop Culture & other completely unrelated stuff. Manitoba, Canada: Manitoba Telecom Services (mts.net). Baybayin Lost. Archived from the original on August 21, 2010. Retrieved August 20, 2010.
Morrow, Paul. "Palaeographic Chart of the Philippine Islands". Sarisari etc...Filipino History, Language, Pop Culture & other completely unrelated stuff. Manitoba, Canada: Manitoba Telecom Services (mts.net). Archived from the original on August 9, 2010. Retrieved August 21, 2010.
Morrow, Paul (June 16–30, 2007). "José Rizal and the Filipino language"(PDF). In Other Words. 3 (12). Manitoba, Canada: Pilipino Express. Archived from the original(PDF) on August 4, 2021. Retrieved August 21, 2010.
Morrow, Paul. "Baybayin: The Ancient Script of the Philippines". Sarisari etc...Filipino History, Language, Pop Culture & other completely unrelated stuff. Manitoba, Canada: Manitoba Telecom Services (mts.net). Baybayin Lost. Archived from the original on August 21, 2010. Retrieved August 20, 2010.
Morrow, Paul (June 16–30, 2007). "José Rizal and the Filipino language"(PDF). In Other Words. 3 (12). Manitoba, Canada: Pilipino Express. Archived from the original(PDF) on August 4, 2021. Retrieved August 21, 2010.
Morrow, Paul. "Palaeographic Chart of the Philippine Islands". Sarisari etc...Filipino History, Language, Pop Culture & other completely unrelated stuff. Manitoba, Canada: Manitoba Telecom Services (mts.net). Archived from the original on August 9, 2010. Retrieved August 21, 2010.