@misc{Fermat_Pierre_de_(1601–1665)_Fermat_1894, author={Fermat, Pierre de (1601–1665) and Tannery, Paul (1843–1904) and Henry, Charles (1859–1926) and Gauthier-Villars}, copyright={Public Domain}, address={Paris}, howpublished={online}, year={1894}, publisher={Gauthier-Villars, Imprimeurs-Libraires}, language={fre}, title={Fermat à Huygens > décembre}, type={Text}, URL={http://rcin.org.pl/impan/Content/180230/PDF/WA35_198814_12629-2_Art120.pdf}, }