@article{1077470266, author = {Whyburn, G. T.}, title = {Monotoneity of limit mappings}, journal = {Duke Math. J.}, volume = {29}, number = {1}, year = {1962}, pages = { 465-470}, language = {en}, url = {http://dml.mathdoc.fr/item/1077470266} }
Whyburn, G. T. Monotoneity of limit mappings. Duke Math. J., Tome 29 (1962) no. 1, pp. 465-470. http://gdmltest.u-ga.fr/item/1077470266/