Christian Krattenthaler, Robert A. Sulanke. Counting pairs of nonintersecting lattice paths with respect to weighted turns. Discrete Mathematics, 153(1-3):189-198, 1996. [doi]
@article{KrattenthalerS96,
title = {Counting pairs of nonintersecting lattice paths with respect to weighted turns},
author = {Christian Krattenthaler and Robert A. Sulanke},
year = {1996},
doi = {10.1016/0012-365X(95)00136-K},
url = {http://dx.doi.org/10.1016/0012-365X(95)00136-K},
researchr = {https://researchr.org/publication/KrattenthalerS96},
cites = {0},
citedby = {0},
journal = {Discrete Mathematics},
volume = {153},
number = {1-3},
pages = {189-198},
}