@misc{Cayley_Arthur_(1821–1895)_Addition_1896,
 author={Cayley, Arthur (1821–1895)},
 volume={11},
 copyright={Public Domain},
 journal={Mathematical papers},
 address={Cambridge},
 howpublished={online},
 year={1896},
 publisher={Cambridge University Press},
 language={eng},
 language={eng},
 type={Text},
 title={Addition to Mr. Genese's note on the theory of envelopes},
 URL={http://rcin.org.pl/impan/Content/147702/PDF/WA35_180784_12807-11_art-13.pdf},
}