@misc{Cayley_Arthur_(1821–1895)_Note_1897, author={Cayley Arthur (1821–1895)}, copyright={Public Domain}, journal={Mathematical papers}, address={Cambridge}, howpublished={online}, year={1897}, publisher={Cambridge University Press}, language={eng}, type={Text}, title={Note on an apparent difficulty in the theory of curves, when the coordinates of a point are given as functions of a variable parameter}, URL={http://rcin.org.pl/Content/125352/PDF/WA35_153822_12807-12_Art34.pdf}, }