@misc{Cayley_Arthur_(1821–1895)_Problem_1895,
 author={Cayley, Arthur (1821–1895)},
 copyright={Public Domain},
 journal={Mathematical papers},
 address={Cambridge},
 howpublished={online},
 year={1895},
 publisher={Cambridge University Press},
 language={eng},
 type={Text},
 title={Problem and hypothetical theorems in regard to two quadric surfaces},
 URL={http://rcin.org.pl./Content/135406/PDF/WA35_168131_12807-8_Art65.pdf},
}