@misc{Cayley_Arthur_(1821–1895)_Problems_1892, author={Cayley Arthur (1821–1895)}, volume={5}, copyright={Public Domain}, address={Cambridge}, journal={The collected mathematical papers of Arthur Cayley}, howpublished={online}, year={1892}, publisher={Cambridge University Press}, language={eng}, title={Problems and Solutions}, type={Text}, URL={http://rcin.org.pl/Content/129116/PDF/WA35_156148_12807-5_Art383.pdf}, }