Published in Transactions of the National Academy of Science and Technology (2015)

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (2008)

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (2006)

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (2003)

Published in Compendium of Human Ecology Researches in the Philippines (2003)

Published 1994

Published in Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) (1992)

Published 1992

Published 1977