@article{1077492249, author = {Wallace, A. D.}, title = {Quasi-monotone transformations}, journal = {Duke Math. J.}, volume = {6}, number = {1}, year = {1940}, pages = { 136-145}, language = {en}, url = {http://dml.mathdoc.fr/item/1077492249} }
Wallace, A. D. Quasi-monotone transformations. Duke Math. J., Tome 6 (1940) no. 1, pp. 136-145. http://gdmltest.u-ga.fr/item/1077492249/