Editing János Bolyai (section)

==Sources==
* [[Martin Gardner]] (2001) ''Non-Euclidean Geometry'', Chapter 14 of ''The Colossal Book of Mathematics'', [[W. W. Norton & Company]] {{ISBN|0-393-02023-1}}
* [[Jeremy Gray]] (2004) ''Janos Bolyai, Non-Euclidean Geometry, and the Nature of Space,'' MIT Press {{ISBN| 0262571749}}
* [[Marvin Greenberg]] (2008) ''Euclidean and Non-Euclidean Geometries: Development and History'', 4th edition, [[W. H. Freeman and Company|W. H. Freeman]]
* Elemér Kiss (1999) ''Mathematical Gems from the Bolyai Chests. János Bolyai's discoveries in number theory and algebra as recently deciphered from his manuscripts''. Translated by Anikó Csirmaz and Gábor Oláh. [[Akadémiai Kiadó]], Budapest; TypoTeX, Budapest, {{ISBN|963-05-7563-9}};
* Tibor Weszely (2013) ''János Bolyai. Die ersten 200 Jahre'', [[Birkhäuser]], (translated from Hungarian by Manfred Stern), {{ISBN|978-3-0346-0046-0}}
* Ana Todea, Maria Fűllop, Monica Avram (2004) ''Oameni de știință mureșeni - Dicționar biobibliografic'', CJ Mureș Biblioteca Județeană Mureș, tipografia Mediaprint SRL {{in lang|ro}}
* Silva Oliva (2018) ''Janos Bolyai. Uno sguardo psicoanalitico su genio matematico e follia'', ed Mimesis.