@misc{Cayley_Arthur_(1821–1895)_Note_1897,
 author={Cayley, Arthur (1821–1895)},
 volume={13},
 copyright={Domena Publiczna},
 journal={Mathematical papers},
 address={Cambridge},
 howpublished={online},
 year={1897},
 publisher={Cambridge University Press},
 language={eng},
 type={Tekst},
 title={Note on the so-called quotient G/H in the theory of groups},
 URL={http://rcin.org.pl./Content/146734/PDF/WA35_181569_12807-13_Art934.pdf},
}