共 17 条
[11]
MUNN WD, 1964, P CAMB PHILOS SOC, V60, P385
[12]
PRESTON GB, 1954, J LONDON MATH SOC, P396
[13]
Reilly N. R., 1972, B AUSTRAL MATH SOC, V7, P407
[16]
SCHEIBLICH HE, TO BE PUBLISHED
[17]
SCHEIBLICH HE, 1973, CZECH MATH J, V6