@misc{Cayley_Arthur_(1821–1895)_Landen_1896, author={Cayley, Arthur (1821–1895)}, volume={11}, copyright={Public Domain}, address={Cambridge}, journal={Mathematical papers}, howpublished={online}, year={1896}, publisher={Cambridge University Press}, language={eng}, language={eng}, title={Landen}, type={Text}, URL={http://rcin.org.pl/impan/Content/152982/PDF/WA35_181663_12807-11_art-86.pdf}, }