@article{1102946609,
author = {Helm, John and Meyer, Albert and Young, Paul},
title = {On orders of translations and enumerations.},
journal = {Pacific J. Math.},
volume = {49},
number = {2},
year = {1973},
pages = { 185-195},
language = {en},
url = {http://dml.mathdoc.fr/item/1102946609}
}
Helm, John; Meyer, Albert; Young, Paul. On orders of translations and enumerations.. Pacific J. Math., Tome 49 (1973) no. 2, pp. 185-195. http://gdmltest.u-ga.fr/item/1102946609/