@article{1077472652,
author = {Whyburn, G. T.},
title = {Interior mappings into the circle},
journal = {Duke Math. J.},
volume = {11},
number = {1},
year = {1944},
pages = { 431-434},
language = {en},
url = {http://dml.mathdoc.fr/item/1077472652}
}
Whyburn, G. T. Interior mappings into the circle. Duke Math. J., Tome 11 (1944) no. 1, pp. 431-434. http://gdmltest.u-ga.fr/item/1077472652/