@article{01167910,
title = {Lattice paths between diagonal boundaries.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {5},
year = {1998},
zbl = {0909.05004},
language = {en},
url = {http://dml.mathdoc.fr/item/01167910}
}
Niederhausen, Heinrich. Lattice paths between diagonal boundaries.. The Electronic Journal of Combinatorics [electronic only], Tome 5 (1998) . http://gdmltest.u-ga.fr/item/01167910/