Svetlana Poznanovic, Catherine Yan. Crossings and Nestings of Two Edges in Set Partitions. SIAM J. Discrete Math., 23(2):787-804, 2009. [doi]
@article{PoznanovicY09,
title = {Crossings and Nestings of Two Edges in Set Partitions},
author = {Svetlana Poznanovic and Catherine Yan},
year = {2009},
doi = {10.1137/070705222},
url = {http://dx.doi.org/10.1137/070705222},
tags = {partitioning},
researchr = {https://researchr.org/publication/PoznanovicY09},
cites = {0},
citedby = {0},
journal = {SIAM J. Discrete Math.},
volume = {23},
number = {2},
pages = {787-804},
}