共 7 条
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- [2] HOVESTADT, 1880, PROGRAMM MUNSTERSCHE
- [3] Riemann surfaces in four dimensional planar space. [J]. MATHEMATISCHE ANNALEN, 1905, 60 : 548 - 596
- [4] 1911, ANN MATH 2, V13, P17
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- [7] [No title captured]