共 23 条
- [1] Agmon S., 1965, Van Nostrand Mathematical Studies, V2
- [2] [Anonymous], 1994, DIFFER INTEGRAL EQU
- [3] DAVEIGA HB, 1985, J MATH PURE APPL, V64, P77
- [4] DAVEIGA HB, 1987, INDIANA U MATH J, V36, P149
- [9] HEYWOOD JG, 1990, LECT NOTES MATH, V1431, P1