共 10 条
[4]
BERESTYCKI H, IN PRESS COMM PURE A
[5]
BERESTYCKI H, COMMUNICATION
[8]
Gilbarg D., 1983, ELLIPTIC PARTIAL DIF
[9]
KREINRUTMAN, 1950, AM MATH SOC T, P1
[10]
SERRIN J, 1971, ARCH RATIONAL MECH A, V43, P304