1
by Kao, Grace
Published 2013
Book
2
by Manongdo, Jenny F.
Published in Manila Bulletin (2010)
Article
3
5
Published 2004
Book
7
8
by Kaestner, Robert
Published 2001
Book
9
by Boersch-Supan, Axel
Published 2001
Book
10
12
13
Published 1995
Book
14
Published 1995
Book
15
16
17
Published 1993
Conference Proceeding Book
18
19
20