@misc{NMARSBB_1820__1_251947,
     title = {[unknown]},
     journal = {Nouveaux m\'emoires de l 'Acad\'emie Royale des Sciences et Belles-Lettres de Bruxelles},
     pages = {100--100},
     publisher = {mathdoc},
     volume = {1},
     year = {1820},
     url = {http://geodesic.mathdoc.fr/item/NMARSBB_1820__1_251947/}
}