Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{MAN_1906__62_158269, author = {L.P. Eisenhart}, title = {Associate {Surfaces}}, journal = {Mathematische Annalen}, pages = {504--538}, publisher = {mathdoc}, volume = {62}, year = {1906}, zbl = {37.0637.03}, url = {http://geodesic.mathdoc.fr/item/MAN_1906__62_158269/} }
L.P. Eisenhart. Associate Surfaces. Mathematische Annalen, Tome 62 (1906), pp. 504-538. http://geodesic.mathdoc.fr/item/MAN_1906__62_158269/