William Y. C. Chen, Nelson Y. Li, Louis W. Shapiro. The butterfly decomposition of plane trees. Discrete Applied Mathematics, 155(17):2187-2201, 2007. [doi]
@article{ChenLS07:1,
title = {The butterfly decomposition of plane trees},
author = {William Y. C. Chen and Nelson Y. Li and Louis W. Shapiro},
year = {2007},
doi = {10.1016/j.dam.2007.04.020},
url = {http://dx.doi.org/10.1016/j.dam.2007.04.020},
tags = {C++},
researchr = {https://researchr.org/publication/ChenLS07%3A1},
cites = {0},
citedby = {0},
journal = {Discrete Applied Mathematics},
volume = {155},
number = {17},
pages = {2187-2201},
}