@misc{Young_John_Radford_(1799–1885)_Theory_1843,
 author={Young, John Radford (1799–1885)},
 copyright={Public Domain},
 address={London},
 howpublished={online},
 year={1843},
 publisher={Souter and Law},
 language={eng},
 title={Theory and solution of algebraical equations of the higher orders},
 type={Text},
 URL={http://rcin.org.pl/Content/235898/WA35_18245_7240_Theory.pdf},
}