@article{1183418728,
author = {Smith, Burke},
title = {Certain surfaces admitting of continuous deformation with preservation of conjugate lines},
journal = {Bull. Amer. Math. Soc.},
volume = {13},
number = {3},
year = {1906},
pages = { 164-171},
language = {en},
url = {http://dml.mathdoc.fr/item/1183418728}
}
Smith, Burke. Certain surfaces admitting of continuous deformation with preservation of conjugate lines. Bull. Amer. Math. Soc., Tome 13 (1906) no. 3, pp. 164-171. http://gdmltest.u-ga.fr/item/1183418728/