@article{1183514830,
author = {Reidemeister, Kurt},
title = {Complexes and homotopy chains},
journal = {Bull. Amer. Math. Soc.},
volume = {56},
number = {6},
year = {1950},
pages = { 297-307},
language = {en},
url = {http://dml.mathdoc.fr/item/1183514830}
}
Reidemeister, Kurt. Complexes and homotopy chains. Bull. Amer. Math. Soc., Tome 56 (1950) no. 6, pp. 297-307. http://gdmltest.u-ga.fr/item/1183514830/