1 - Foundations of geometry : Euclidean and Bolyai-Lobachevskian geometry, projective geometry |
2 - Algebraical and topological. Foundations of geometry : proceedings of a collouium held in Utrecht, August 1959 |
3 - Axiomatic method with special reference to geometry and physics : proceedings of an international symposium held at the University of California, Berkeley, December 26, 1957 - January 4, 1958 |
4 - Metric methods in Finsler spaces and in the foundations of geometry |
5 - Modern geometry : A integrated first course |
6 - The foundations of geometry - Third edition |
7 - Vorlesungen uber Grundlagen der Geometrie |