| Title: | The invariant classification of 3-dimensional linear subspaces of infinitesimal isometries of $E_3$ (English) | 
| Author: | Kowalski, Oldřich | 
| Language: | English | 
| Journal: | Commentationes Mathematicae Universitatis Carolinae | 
| ISSN: | 0010-2628 (print) | 
| ISSN: | 1213-7243 (online) | 
| Volume: | 8 | 
| Issue: | 4 | 
| Year: | 1967 | 
| Pages: | 635-649 | 
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| Category: | math | 
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| MSC: | 22-70 | 
| MSC: | 53-00 | 
| MSC: | 53Cxx | 
| idZBL: | Zbl 0163.43003 | 
| idMR: | MR0228629 | 
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| Date available: | 2008-06-05T20:26:17Z | 
| Last updated: | 2012-04-27 | 
| Stable URL: | http://hdl.handle.net/10338.dmlcz/105138 | 
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| Reference: | [1] S. HELGASON: Differential geometry and symmetric spaces.1962, Academic Press, New York and London. Zbl 0122.39901, MR 0145455 | 
| Reference: | [2] E. GOURSAT: Vorlesungen über die Integration der partiellen Differentialgleichungen erster Ordnung.(Teubner 1893). | 
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