@article{JRAM_1848__37_147419,
     author = {J.A. Serret},
     title = {De la sph\`ere tangente \`a quatre sph\`eres donn\`ees.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {51--57},
     publisher = {mathdoc},
     volume = {37},
     year = {1848},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1848__37_147419/}
}