Joseph P. S. Kung, Anna de Mier. Catalan lattice paths with rook, bishop and spider steps. Journal of Combinatorial Theory, Series A, 120(2):379-389, 2013. [doi]
@article{KungM13,
title = {Catalan lattice paths with rook, bishop and spider steps},
author = {Joseph P. S. Kung and Anna de Mier},
year = {2013},
doi = {10.1016/j.jcta.2012.08.010},
url = {http://dx.doi.org/10.1016/j.jcta.2012.08.010},
researchr = {https://researchr.org/publication/KungM13},
cites = {0},
citedby = {0},
journal = {Journal of Combinatorial Theory, Series A},
volume = {120},
number = {2},
pages = {379-389},
}