10.1090/s0002-9947-96-01686-8
Prüfer, Friedbert, Tricerri, Franco, Vanhecke, LievenVolume:
348
Language:
english
Journal:
Transactions of the American Mathematical Society
DOI:
10.1090/s0002-9947-96-01686-8
Date:
November, 1996
File:
PDF, 308 KB
english, 1996