共 6 条
- [1] KELLOG OD, 1952, F POTENTIAL THEORY, P311
- [2] KUPRADSE WD, 1956, RANDWERTAUFGABEN SCH
- [3] LICHTENSTEIN L, ENCY MATH WISS, V1, P204
- [4] Muller C., 1952, MATH Z, V56, P80
- [5] Rellich F., 1943, JAHRESBER DTSCH MATH, V53, P57
- [6] [No title captured]