in revised form

发表

S. Xiaodong, Y. Runzhang, Mei Bingchu, 1996 .

Liu Lin, in revised form, Hefei Manuscript received, 1996 .

He Huo-sheng, Chen Lizhi, in revised form, 1996 .

Cui Chunxiang, in revised form, Shanghai Manuscript received, 1996 .

Huang Jianyu, Liu Zhiguang, in revised form, 1996 .

Beijing, in revised form, Beijing Manuscript received, 1996 .