![](/img/cover-not-exists.png)
10.1090/s0002-9939-99-04862-5
Huicheng, YinVolume:
127
Language:
english
Journal:
Proceedings of the American Mathematical Society
DOI:
10.1090/s0002-9939-99-04862-5
Date:
January, 1999
File:
PDF, 175 KB
english, 1999