Ungar, A. A. (2002). Beyond the Einstein Addition Law and its Gyroscopic Thomas Precession: The Theory of Gyrogroups and Gyrovector Spaces. Springer Netherlands.
Παραπομπή σε μορφή Chicago (17η εκδ.)Ungar, Abraham A. Beyond the Einstein Addition Law and Its Gyroscopic Thomas Precession: The Theory of Gyrogroups and Gyrovector Spaces. Dordrecht: Springer Netherlands, 2002.
Παραπομπή σε μορφή MLA (8th εκδ.)Ungar, Abraham A. Beyond the Einstein Addition Law and Its Gyroscopic Thomas Precession: The Theory of Gyrogroups and Gyrovector Spaces. Springer Netherlands, 2002.
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