共 8 条
[5]
NORDGREN E, 1979, T AM MATH SOC, V251, P389
[6]
ONG SC, 1980, J OPERAT THEOR, V3, P195
[7]
Radjavi H, 1973, INVARIANT SUBSPACES
[8]
SHIELDS AL, 1970, MICH MATH J, V17, P231