References
- 日本評論社 コ-ククリッド幾何から現代幾何へ 小林昭七
- 유클리드 기하에서 현대기하로 원대연(옮김)
- Springer-Verlag Geometry Ⅰ M. Berger
- The Geometry R. Descartes
- Elements Euclid
- Foundations of Geometry D. Hilbert
- Erlanger Programme F. Klein
- Amer. Math. Monthly v.86 From Triangles to Manifolds S.-s. Chern
- Elementary Differential Geometry(Second Ed.) B. O'Neill
- N-dimensional crystallography R. Schwarzenberger
- Phylosophy of Mathmatics and Natural Sciences H. Weyl