@misc{Langevin_Paul_(1872–1946)_Oeuvres_1950,
 author={Langevin, Paul (1872–1946)},
 copyright={Public Domain},
 address={Paris},
 howpublished={online},
 year={1950},
 publisher={CNRS},
 language={fre},
 type={Text},
 title={Oeuvres scientifiques de Paul Langevin. Spis i dodatki},
 URL={http://www.rcin.org.pl/Content/196648/PDF/WA35_226892_8818_spis.pdf},
}