共 10 条
- [1] BEHNKETHULLEN, BERICHT
- [2] BEHNKETHULLEN, BERICHT, P24
- [3] BEHNKETHULLEN, BERICHT, P51
- [4] CACCIOPPOLI, 1933, B UN MATH ITALIANA, V12
- [5] CARTANTHULLEN, 1932, MATH ANN, V106
- [6] HARTOGS, 1909, ACTA MATH, V32
- [7] NAKANO, 1932, JAP J MATH, V9
- [8] OSGOOD, LEHRBUCH
- [9] RADO, 1934, MATH Z, V20
- [10] ERGEB MATH GRENZGEB, V3, P3