@article{JRAM_1864__63_147906, author = {A. Painvin}, title = {Propri\'et\'es du syst\^eme des surfaces du second ordre conjugu\'ees par rapport \`a un t\'etra\`edre fixe.}, journal = {Journal f\"ur die reine und angewandte Mathematik}, pages = {58--93}, publisher = {mathdoc}, volume = {63}, year = {1864}, language = {fr}, url = {http://geodesic.mathdoc.fr/item/JRAM_1864__63_147906/} }