@misc{Cayley_Arthur_(1821–1895)_Note_1889, author={Cayley Arthur (1821–1895)}, copyright={Public Domain}, journal={Mathematical papers}, address={Cambridge}, howpublished={online}, year={1889}, publisher={Cambridge University Press}, language={eng}, type={Text}, title={Note sur l'Addition des Foctions Elliptiques}, URL={http://rcin.org.pl/Content/119143/PDF/WA35_143606_12807-1_Art94.pdf}, }