共 9 条
[1]
AGMON S, 1965, LECTURES ELLIPTIC BO
[4]
Lions J.L., 1968, PROBLEMES LIMITES HO, V1
[5]
NITSCHE J, 1970, ARCH RATION MECH AN, V36, P348
[6]
Nitsche J., 1971, ABH MATH SEM HAMBURG, V36, P9, DOI DOI 10.1007/BF02995904
[7]
STRANG G, TO BE PUBLISHED
[8]
THOMEE V, TO BE PUBLISHED