共 10 条
[4]
FREIDLIN MI, 1968, MATEM SB, V78, P332
[5]
Kenig C, 1985, ANN SCUOLA NORM SUP, V4, P191
[7]
Ladyzhenskaya O. A., 1973, LINEINYE KVAZILINEIN
[8]
OLEINIK OA, 1978, USP MAT NAUK, V33, P203
[9]
OSKOLKOV AP, 1967, T MATEM I AN SSSR, V102, P128