@article{1183521975,
author = {Harrold , O. G.},
title = {Locally tame curves and surfaces in three-dimensional manifolds},
journal = {Bull. Amer. Math. Soc.},
volume = {63},
number = {6},
year = {1957},
pages = { 293-305},
language = {en},
url = {http://dml.mathdoc.fr/item/1183521975}
}
Harrold , O. G. Locally tame curves and surfaces in three-dimensional manifolds. Bull. Amer. Math. Soc., Tome 63 (1957) no. 6, pp. 293-305. http://gdmltest.u-ga.fr/item/1183521975/