@misc{Lebon_Ernest_(1846–1922)_Henri_1912,
 author={Lebon, Ernest (1846–1922)},
 copyright={Public Domain},
 address={Paris},
 journal={Lebon, Ernest (1846-1922). Savants du Jour},
 howpublished={online},
 year={1912},
 publisher={Gauthier-Villars},
 language={fre},
 title={Henri Poincaré : biographie, bibliographie analytique des écrits},
 type={Text},
 URL={http://rcin.org.pl/Content/67204/PDF/WA35_87176_4713_Gaston_2.pdf},
}