@article{JRAM_1855__50_147621, author = {F. Brioschi}, title = {Additions \`a l'article {No.} 15 page 239 de ce tome.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {318--321}, year = {1855}, volume = {50}, url = {http://geodesic.mathdoc.fr/item/JRAM_1855__50_147621/} }