@article{1183512227,
author = {Youngs, J. W. T.},
title = {The extension of a homeomorphism defined on the boundary of a 2-manifold},
journal = {Bull. Amer. Math. Soc.},
volume = {54},
number = {12},
year = {1948},
pages = { 805-808},
language = {en},
url = {http://dml.mathdoc.fr/item/1183512227}
}
Youngs, J. W. T. The extension of a homeomorphism defined on the boundary of a 2-manifold. Bull. Amer. Math. Soc., Tome 54 (1948) no. 12, pp. 805-808. http://gdmltest.u-ga.fr/item/1183512227/