Quejano, Eymard, 		Duenas, Paul, 		Alcayaga, Armani, AND 		Liberato, Astrid Ayla.
" FABRICATION AND CHARACTERIZATION OF CHITOSAN-COATED-POLYVINYL ALCOHOL COMPOSITE FILM" <em>Philippine Engineering Journal</em> [Online], Volume 33 Number 1 (11 April 2013)