@misc{Cayley_Arthur_(1821–1895)_Note_1894, author={Cayley, Arthur (1821–1895)}, volume={7}, copyright={Public Domain}, address={Cambridge}, journal={Mathematical papers}, howpublished={online}, year={1894}, publisher={Cambridge University Press}, language={eng}, type={Text}, title={Note on the solution of the Quartic Equation αU + 6βH =0}, URL={http://www.rcin.org.pl/impan/Content/147696/PDF/WA35_178162_12807-7_Art27.pdf}, }