@article{1183492923,
author = {Swingle, P. M.},
title = {An unnecessary condition in two theorems of analysis situs},
journal = {Bull. Amer. Math. Soc.},
volume = {34},
number = {6},
year = {1928},
pages = { 607-618},
language = {en},
url = {http://dml.mathdoc.fr/item/1183492923}
}
Swingle, P. M. An unnecessary condition in two theorems of analysis situs. Bull. Amer. Math. Soc., Tome 34 (1928) no. 6, pp. 607-618. http://gdmltest.u-ga.fr/item/1183492923/