@article{1077310224,
author = {Roselle, D. P.},
title = {Graphs, quasisymmetry and permutations with restricted
positions},
journal = {Duke Math. J.},
volume = {41},
number = {1},
year = {1974},
pages = { 41-50},
language = {en},
url = {http://dml.mathdoc.fr/item/1077310224}
}
Roselle, D. P. Graphs, quasisymmetry and permutations with restricted positions. Duke Math. J., Tome 41 (1974) no. 1, pp. 41-50. http://gdmltest.u-ga.fr/item/1077310224/