共 29 条
[23]
Mitidieri E., 2001, Tr. Mat. Inst. Steklova, V234, P1
[25]
Souto MAS., 1995, Differ. Integr. Equ, V8, P1245
[26]
Stein E. M., 1970, PRINCETION MATH SERI, V30
[27]
STEIN EM, 1958, J MATH MECH, V7, P503