共 12 条
- [1] Andronov A, 1937, CR ACAD SCI URSS, V14, P247
- [2] FISCHER HJ, 1938, DTSCH MATH, V3, P152
- [3] FORSTER H, 1937, MATH Z, V43, P271
- [5] Kaplan W., 1940, DUKE MATH J, V7, P154
- [6] KAPLAN W, 1941, LECTURES TOPOLOGY, P299
- [7] Kaplan W., 1940, DUKE MATH J, V8, P11
- [8] KEREKJARTO BV, 1925, ANN MATH, V27, P105
- [9] LEONTOVIE E, 1937, CR ACAD SCI URSS, V14, P251
- [10] LOHN ER, 1938, MATH Z, V44, P507