@article{JIS_2011__14_2_a5,
     author = {Abate,  Joseph and Whitt,  Ward},
     title = {Brownian motion and the generalized {Catalan} numbers},
     journal = {Journal of integer sequences},
     year = {2011},
     volume = {14},
     number = {2},
     zbl = {1229.11028},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2011__14_2_a5/}
}