wu qiong wei dong li xi tong
Guo Bailin;Jing ZhujunInstitute of Applied Physics and Computational Mathematics;Beijing 100088 Institute of Mathematics of Academic Sinica;Beijing 100080
..............page:90-96
zhang hao de ju lei fen xi
Wang Mingjin;Zhang MingyingPingyuan University;Xinxiang 453003 Henan commercial and industrial bank;Zhengzhou 450003
..............page:1-6