@article{1183504879,
author = {Whyburn, G. T.},
title = {On the interiority of real functions},
journal = {Bull. Amer. Math. Soc.},
volume = {48},
number = {12},
year = {1942},
pages = { 942-945},
language = {en},
url = {http://dml.mathdoc.fr/item/1183504879}
}
Whyburn, G. T. On the interiority of real functions. Bull. Amer. Math. Soc., Tome 48 (1942) no. 12, pp. 942-945. http://gdmltest.u-ga.fr/item/1183504879/