共 11 条
[3]
Fuchs L, 1960, INT SERIES MONOGRAPH
[4]
Griffith P. A., 1970, Chicago Lectures in Mathematics
[5]
HILL P, TO BE PUBLISHED
[6]
HILL P, 1967, NOT AM MATH SOC, V14, P940
[7]
Kaplansky I., 1969, INFINITE ABELIAN GRO
[8]
KOLETTIS G, 1960, DUKE MATH J, V27, P111
[10]
PARKER LD, 1967, EXTENSION ULM KOLETT, P309