@article{1183416599, author = {Eisenhart, L. P.}, title = {Possible triply asymptotic systems of surfaces}, journal = {Bull. Amer. Math. Soc.}, volume = {8}, number = {3}, year = {1901}, pages = { 303-305}, language = {en}, url = {http://dml.mathdoc.fr/item/1183416599} }
Eisenhart, L. P. Possible triply asymptotic systems of surfaces. Bull. Amer. Math. Soc., Tome 8 (1901) no. 3, pp. 303-305. http://gdmltest.u-ga.fr/item/1183416599/