共 15 条
- [2] AMBROSETTI A, 1992, ANN I H POINCARE-AN, V9, P187
- [3] Ambrosetti A, 1992, MEMOIRES SOC MATH FR, V49, P1, DOI [10.24003/msmf.362, DOI 10.24033/MSMF.362]
- [4] [Anonymous], 1986, CBMS REG C SER MATH
- [5] CRITICAL-POINT THEOREMS FOR INDEFINITE FUNCTIONALS [J]. INVENTIONES MATHEMATICAE, 1979, 52 (03) : 241 - 273
- [6] BENCI V, 1984, ANN I H POINCARE-AN, V1, P401
- [8] Gluck H., 1983, ANN MATH STUD, V103, P65
- [9] Hayashi K., 1983, TOKYO J MATH, V6, P473, DOI DOI 10.3836/TJM/1270213886
- [10] Mawhin Jean, 1989, APPL MATH SCI, V74