1. Aie Balagtas See 2021. “Rodrigo Duterte Is Using One of the World's Longest COVID-19 Lockdowns to Strengthen His Grip on the Philippines”. TIME. March 2021. https://time.com/5945616/covid-philippines-pandemic-lockdown/ Aie Balagtas See 2021. “Rodrigo Duterte Is Using One of the World's Longest COVID-19 Lockdowns to Strengthen His Grip on the Philippines”. TIME. March 2021. https://time.com/5945616/covid-philippines-pandemic-lockdown/
2. N. L. Bowers et.al.1997. Actuarial Mathematics . Society of Actuaries , Schaumburg, Illinois . N. L. Bowers et.al.1997. Actuarial Mathematics. Society of Actuaries, Schaumburg, Illinois.
3. Mark Cristino. 2021. “The Philippines passes the 2 million mark as COVID-19 cases surge in Southeast Asia”. The Conversation. September 2021. https://theconversation.com/the-philippines-passes-the-2-million-mark-as-covid-19-cases-surge-in-southeast-asia-167186 Mark Cristino. 2021. “The Philippines passes the 2 million mark as COVID-19 cases surge in Southeast Asia”. The Conversation. September 2021. https://theconversation.com/the-philippines-passes-the-2-million-mark-as-covid-19-cases-surge-in-southeast-asia-167186
4. Understanding COVID-19 dynamics and the effects of interventions in the Philippines: A mathematical modelling study
5. Local government responses for COVID-19 management in the Philippines