Published 2006

Published 2005

Published in Manila Times (2004)

Published 2004

Published in Philippine Daily Inquirer (2003)

Published in Manila Times (2003)

Published in Manila Bulletin (2002)

Published in MSU Research Journal: official publication of the Research and Development Center Mindanao State University, General Santos City (2002)

Published in MSU Research Journal: official publication of the Research and Development Center Mindanao State University, General Santos City (2002)

Published in Manila Bulletin (2001)