@article{05862763,
title = {Combinatorial interpretations of convolutions of the Catalan numbers.},
journal = {Integers},
volume = {11},
year = {2011},
pages = {35-45},
doi = {10.1515/INTEG.2011.003},
zbl = {1225.11031},
language = {en},
url = {http://dml.mathdoc.fr/item/05862763}
}
Tedford, Steven J. Combinatorial interpretations of convolutions of the Catalan numbers.. Integers, Tome 11 (2011) pp. 35-45. doi : 10.1515/INTEG.2011.003. http://gdmltest.u-ga.fr/item/05862763/