Toufik Mansour, Mark Shattuck. A statistic related to trees and words on a finite alphabet. Discrete Math., Alg. and Appl., 8(2):1-13, 2016. [doi]
@article{MansourS16-0,
title = {A statistic related to trees and words on a finite alphabet},
author = {Toufik Mansour and Mark Shattuck},
year = {2016},
doi = {10.1142/S1793830916500312},
url = {http://dx.doi.org/10.1142/S1793830916500312},
researchr = {https://researchr.org/publication/MansourS16-0},
cites = {0},
citedby = {0},
journal = {Discrete Math., Alg. and Appl.},
volume = {8},
number = {2},
pages = {1-13},
}