@article{01748365,
title = {On counting permutations by pairs of congruence classes of major index.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {DS10},
year = {2002},
zbl = {1007.05005},
language = {en},
url = {http://dml.mathdoc.fr/item/01748365}
}
Barcelo, Hélène; Maule, Robert; Sundaram, Sheila. On counting permutations by pairs of congruence classes of major index.. The Electronic Journal of Combinatorics [electronic only], Tome DS10 (2002) . http://gdmltest.u-ga.fr/item/01748365/