@misc{Serret_Joseph_Alfred_(1819–1885)_Traité_1880,
 author={Serret, Joseph Alfred (1819–1885)},
 copyright={Public Domain},
 address={Paris},
 howpublished={online},
 year={1880},
 publisher={Gauthier-Villars},
 language={fre},
 language={fre},
 title={Traité de trigonométrie},
 type={Text},
}