@misc{Kowalski_Marian_Recherches_1855,
 author={Kowalski, Marian},
 address={Kasan},
 howpublished={online},
 year={1855},
 publisher={Imprimerie de L'Université},
 language={fre},
 title={Recherches sur les mouvements de Neptune},
 keywords={planet Neptune, Neptune ephemerides},
}