@misc{_V._1895,
 editor={Peano, Giuseppe (1858–1932). Ed.},
 editor={Peano, Giuseppe (1858–1932)},
 copyright={Public Domain},
 address={Turin},
 howpublished={online},
 year={1895},
 publisher={Bocca Frères},
 publisher={Ch. Clausen},
 language={fre},
 title={V. Classes de nombres.},
 type={Text},
 URL={http://www.rcin.org.pl/Content/88569/PDF/WA35_114847_6452_Classes.pdf},
}