| Title: | Bemerkung über gemeinsame Beziehung zwischen kartesischen Gruppen und kartesischen Zahlensystemen (German) | 
| Title: | A remark on the mutual dependence between Cartesian groups and Cartesian system of numbers (English) | 
| Author: | Havel, Václav | 
| Author: | Studnička, Ivan | 
| Language: | German | 
| Journal: | Časopis pro pěstování matematiky | 
| ISSN: | 0528-2195 | 
| Volume: | 103 | 
| Issue: | 4 | 
| Year: | 1978 | 
| Pages: | 384-390 | 
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| Category: | math | 
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| MSC: | 51A25 | 
| idZBL: | Zbl 0398.51002 | 
| idMR: | MR512235 | 
| DOI: | 10.21136/CPM.1978.108789 | 
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| Date available: | 2009-09-23T08:56:38Z | 
| Last updated: | 2020-07-28 | 
| Stable URL: | http://hdl.handle.net/10338.dmlcz/108789 | 
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| Reference: | [1] R. Baer: Homogeneity of projective planes.Amer. Journ. Math. 64 (1942), 137-152. Zbl 0060.32207, MR 0005629 | 
| Reference: | [2] M. Hall: Projective planes.Trans. Amer. Math. Soc. 54 (1943), 229-277. Zbl 0060.32209, MR 0008892 | 
| Reference: | [3] L. Lombardo-Radice: I piani di rifrazione.Rend. Mat. Appl. 13 (1954), 130-142. Zbl 0056.25502, MR 0068855 | 
| Reference: | [4] G. Pickert: Nichtkommutative cartesische Gruppen.Arch, d. Math. 3 (1952), 335-342. Zbl 0047.26404, MR 0053102 | 
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