@misc{Cayley_Arthur_(1821–1895)_Démonstration_1889, author={Cayley Arthur (1821–1895)}, copyright={Public Domain}, address={Cambridge}, journal={Mathematical papers}, howpublished={online}, year={1889}, publisher={Cambridge University Press}, language={eng}, title={Démonstration d'un Théorème de M. Chasles}, type={Text}, URL={http://rcin.org.pl/Content/119042/PDF/WA35_143205_12807-1_Art31.pdf}, }