Article Deng, Ming-li; Zhang, Hong-mei; (2008)
The Historical Origins of the Unification of Geometries by Means of Group Theory

Book Alberto Cogliati; (2024)
La geometria non euclidea. Una breve storia dall’antichità a Poincaré

Book Stillwell, John; (1996)
Sources of hyperbolic geometry

Book de Saint-Gervais, Henri Paul; Poincaré, Henri; Klein, Christian Felix; (2010)
Uniformisation des surfaces de Riemann retour sur un théorème centenaire

Book Gray, Jeremy; (1999)
The symbolic universe: Geometry and physics, 1890-1930

Article Le, François; (2015)
“Geometrical equations”: Forgotten premises of Felix Klein's Erlanger Programm

Article Siqueira, Rogério Monteiro da; (2015)
Editing Geometries: The Geometry Volumes in Klein's Encyclopedia

Article Glas, Eduard; (2000)
Model-based reasoning and mathematical discovery: The Case of Felix Klein

Article Shoji, Kota; (2006)
The Contact of Differential Geometry and Continuous Groups of Transformations: W. Killing's “Ueber die Grundlagen der Geometrie”

Article Dölen, Emre; (2005)
Salih Zeki and the Darülfünun

Chapter Gerhard Heinzmann; (2016)
Kant et l'intuition épistémique

Article Nabonnand, Philippe; (2000)
La polémique entre Poincaré et Russell au sujet du statut des axiomes de la géométrie

Book Charpentier, Éric; Ghys, Étienne; Lesne, Annick; (2010)
The Scientific Legacy of Poincaré

Article Brenner, Anastasios; (2014)
La réception du logicisme en France en réaction à la controverse Poincaré-Russell

Article Cerroni, Cinzia; (2007)
The Contributions of Hilbert and Dehn to Non-Archimedean Geometries and Their Impact on the Italian School

Article Krol, Z.; (2006)
Ancient Geometry and Plato's Philosophy on the Base of Pappus' “Comment on the Xth Book of Elements of Euclid”

Article Boi, Luciano; (1996)
Les géométries non euclidiennes, le problème philosophique de l'espace et la conception transcendantale: Helmholtz et Kant, les néo-kantiens, Einstein, Poincaré et Mach

Article Stump, David; (1991)
Poincaré's thesis of the translatability of Euclidean and non-Euclidean geometries

Book Maracchia, Silvio; (1993)
Dalla geometria euclidea alla geometria iperbolica: Il modello di Klein

Article Katherine Dunlop; (2017)
Poincaré on the Foundations of Arithmetic and Geometry. Part 2: Intuition and Unity in Mathematics