共 22 条
[1]
AGMON S, 1965, LECTURES ELLIPTIC BO
[2]
Atthey D, 1974, J I MATHS APPLICS, V13, P353
[3]
Brezis H., 1973, LECT NOTES MATH
[4]
BREZIS H, 1970, P S PURE MATH, V0018, P00028
[6]
CIAVALDINI JF, 1975, J NUMER ANAL, V12, P464
[7]
DOUGLAS J, 1967, J MATH MECH, V17, P21
[8]
Dunford N., 1957, LINEAR OPERATORS 1
[9]
Duvaut G., 1975, MOVING BOUNDARY PROB, P173
[10]
FRIEDMAN A, 1968, T AM MATH SOC, V133, P51