1
by Gloria, Mark Jayson E.
Published in U.P. News (2016)
Article
2
by Cervantes, Ding
Published in Philippine Star (2016)
Article
3
Published in Agriculture (2014)
Article
4
5
by Wakefield, Francis
Published in Manila Bulletin (2012)
Article
7
8
Published 2012
Book
9
10
Article