Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1892__40_157606, author = {E. Study}, title = {Ueber {Systeme} von {Kegelschnitten.}}, journal = {Mathematische Annalen}, pages = {563--578}, publisher = {mathdoc}, volume = {40}, year = {1892}, language = {de}, url = {http://geodesic.mathdoc.fr/item/MAN_1892__40_157606/} }
E. Study. Ueber Systeme von Kegelschnitten.. Mathematische Annalen, Tome 40 (1892), pp. 563-578. http://geodesic.mathdoc.fr/item/MAN_1892__40_157606/