@article{1077467204, author = {Ball, B. J.}, title = {The normality of the product of two ordered spaces}, journal = {Duke Math. J.}, volume = {24}, number = {1}, year = {1957}, pages = { 15-18}, language = {en}, url = {http://dml.mathdoc.fr/item/1077467204} }
Ball, B. J. The normality of the product of two ordered spaces. Duke Math. J., Tome 24 (1957) no. 1, pp. 15-18. http://gdmltest.u-ga.fr/item/1077467204/