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@article{CM_1935__2__438_0, author = {Ruse, H. S.}, title = {The {Cayley-Spottiswoode} coordinates of a conic in 3-space}, journal = {Compositio Mathematica}, pages = {438--462}, publisher = {Johnson Reprint Corporation}, volume = {2}, year = {1935}, zbl = {0012.27108}, mrnumber = {1556928}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CM_1935__2__438_0/} }
Ruse, H. S. The Cayley-Spottiswoode coordinates of a conic in 3-space. Compositio Mathematica, Tome 2 (1935), pp. 438-462. http://geodesic.mathdoc.fr/item/CM_1935__2__438_0/