- 
              
            1The Chinoy integration into Philippine society. IN Commentary [column]Julkaisussa Philippine Daily Inquirer (2024)Artikkeli
- 
              
            2
- 
              
            3
- 
              
            4Protecting PH sovereignty and territory. IN Commentary [column]Julkaisussa Philippine Daily Inquirer (2023)Artikkeli
- 
              
            5
- 
              
            6First casualty of VFA abrogation. IN Crosscurrents [column] ScarboroughJulkaisussa Philippine Daily Inquirer (2020)Artikkeli
- 
              
            7Truth, lies, and 'alternative facts'. IN Commentary [column]Julkaisussa Philippine Daily Inquirer (2017)Artikkeli
- 
              
            8US operation. IN Editorial [column] Freedom of NavigationJulkaisussa Manila Bulletin (2017)Artikkeli
- 
              
            9
- 
              
            10