@misc{Sylvester_James_Joseph_(1814–1897)_The_1892-1893,
 author={Sylvester, James Joseph (1814–1897)},
 volume={XXII},
 editor={Glaisher, James Whitbread Lee (1848–1928)},
 copyright={Public Domain},
 journal={The Messenger of Mathematics},
 address={London ;},
 address={Cambridge},
 howpublished={online},
 year={1892-1893},
 publisher={Macmillan and Co.},
 language={eng},
 language={eng},
 title={The Messenger of MathematicsNote on a nine schoolgirls problem},
 type={Text},
 URL={http://rcin.org.pl./Content/109306/PDF/WA35_88087_cz294-1893-t22_Art17.pdf},
}