Published in Alipato : a Journal of Basic Education (2005)

Published in Tanglaw: official journal of the College of Education (2005)

Published in The RAP Journal (2004)

Published in Tanglaw: official journal of the College of Education (2003)

Published in The RAP Journal (2002)

Published 2001

Published 1999

Published 1999

Published 1999

Published 1998