Published in Manila Bulletin (2011)

Published in ASEAN LAW Journal (2009)

Published in Asian Review of Public Administration (2006)

Published in Asian Review of Public Administration (2006)

Published in Asian Review of Public Administration (2006)

Published in Asian Review of Public Administration (2005)

Published in Travel Update Philippines (2002)

Published in Asian Review of Public Administration (1998)

Published in Philippine Review of Economics and Business (formerly The Philippine Review of Business and Economics) (1996)

Published in Manila Bulletin (1988)