1004-0935
1991 Issue 4
guo wai duo yi qing suan zuo jin zhan
zhang zi cheng
zhang zi cheng
..............page:20-24
c9 shi you shu zhi ru ye de yan zhi
zhu shu qin
zhu shu qin
..............page:31-33
di fen zi liang ju zuo an de he cheng
chen er fan
chen er fan
..............page:28-31