@article{01985376,
title = {Bicoloured Dyck paths and the contact polynomial for },
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {9},
year = {2003},
zbl = {1023.05006},
language = {en},
url = {http://dml.mathdoc.fr/item/01985376}
}
Brak, R.; Essam, J.W. Bicoloured Dyck paths and the contact polynomial for . The Electronic Journal of Combinatorics [electronic only], Tome 9 (2003) . http://gdmltest.u-ga.fr/item/01985376/