共 11 条
[2]
Ambrosetti A., 1973, J FUNCT ANAL, V14, P369
[5]
DEFIGUEIREDO DG, 1984, SISSA3084M TECH REP
[7]
Hess P., 1981, COMMUN PART DIFF EQ, V6, P951
[10]
RABINOWITZ PH, 1983, MRC2465 TECH REP