1
2
Published 1992
3
Published 1992
4
by Yang, Hui Hua
Published 1996
5
Published 1996
6
Published 1992
7
by Huang, Yu Wen
Published 2003
8
Published 1985
9
Published 1986
10
Published 1989
11
by Baumgart, Klaus
Published 2006
12
Published 2006