Burckhardt, Johann Jakob Die Bewegungsgruppen der Kristallographie. (German) Zbl 0037.14903 Basel: Birkhäuser. 186 p. (1947). Reviewer: G. Hajós (Budapest) MSC: 20H15 20-02 82-02 82D25 × Cite Format Result Cite Review PDF
Coxeter, H. S. M.; Todd, J. A. Abstract definitions for the symmetry groups of the regular polytopes, in terms of two generators. I: The complete groups. (English) Zbl 0014.15104 Proc. Camb. Philos. Soc. 32, 194-200 (1936). Reviewer: J. J. Burckhardt (Zürich) MSC: 20-XX × Cite Format Result Cite Review PDF Full Text: DOI
Lie, S. First order partial differential equations depending explicitly on the unknown function. (Partielle Differential-Gleichungen \(1^{\text{ter}}\) Ordnung, in denen die unbekannte Function explicite vorkommt.) (German) JFM 05.0205.01 Forh. af Christ. 1873. 52-85 (1873). Reviewer: Mayer, A., Prof. (Leipzig) MSC: 22E15 35A30 58G35 × Cite Format Result Cite Review PDF
Lie, S. On first order partial differential equations. (Ueber partielle Differential-Gleichungen \(1^{\text{ter}}\) Ordnung.) (German) JFM 05.0201.01 Forh. af Christ. 1873. 16-51 (1873). Reviewer: Mayer, A., Prof. (Leipzig) MSC: 22E15 35A30 58G35 × Cite Format Result Cite Review PDF
Jordan, Camille About groups of straight lines. (Sur les assemblages de lignes.) (French) JFM 02.0344.01 Borchardt J. LXX, 185-190 (1869). Reviewer: Scholz, Dr. (Berlin) MSC: 51N25 × Cite Format Result Cite Review PDF Full Text: DOI Crelle EuDML