Non-Euclidean geometry : by Bonola, Roberto, 1874-1911

Non-Euclidean geometry by Gray, Jeremy, 1947-

Non-Euclidean geometry by Coxeter, H. S. M. (Harold Scott Macdonald) 1907-

Euclidean and non-Euclidean geometries : by Greenberg, Marvin Jay

Euclidean and non-Euclidean geometry : by Ryan, Patrick J.

Introductory non-Euclidean geometry by Manning, Henry Parker, 1859-1956

“…Non-Euclidean geometry…”

The elements of non-Euclidean geometry by Sommerville, Duncan M'Laren Young, 1879-1934

An introduction to non-Euclidean geometry by Gans, David 1907-

Foundations of Euclidean and non-Euclidean geometry by Faber, Richard L. 1940-

A simple non-Euclidean geometry and its physical basis : by IAglom, I. M. (Isaak Moiseevich), 1921-1988

Geometry of complex numbers : by Schwerdtfeger, Hans

Μια θεώρηση της «παλιάς» γεωμετρίας (Ευκλείδεια Γεωμετρία) σε σχέση με άλλες «νέες» γεωμετρίες (μη Ευκλείδειες) που προέκυψαν με την αίρεση του 5ου αιτήματος του Ευκλείδη: μια ιστο... by Ζουρούδη, Τσαμπίκα

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Two-dimensional spaces by Cannon, James W.

Table of Contents: “…Τ.1: Geometry of lengths, areas, and volumes -- τ.2: Topology as fluid geometry -- τ.3: Non Euclidean geometry and curvature.…”

Topics in the history of mathematics

Table of Contents: “…. - Unit 12: Style and formalism in the eighteenth centuryBlock 4: Topics in nineteenth-century mathematics. - Unit 13: Non-Euclidean geometry. - Unit 14: Algebra and the profession of mathematics. - Unit 15: Projective geometry and the axiomatisation of mathematics. - Unit 16: Fundamentals. - Unit 17: Topics in the history of computing…”

Ισομετρίες του ημιεπιπέδου του Poincare by Γεωργιαδου, Ιωαννα

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