William Y. C. Chen, Louis W. Shapiro, Laura L. M. Yang. Parity reversing involutions on plane trees and 2-Motzkin paths. Eur. J. Comb., 27(2):283-289, 2006. [doi]
@article{ChenSY06, title = {Parity reversing involutions on plane trees and 2-Motzkin paths}, author = {William Y. C. Chen and Louis W. Shapiro and Laura L. M. Yang}, year = {2006}, doi = {10.1016/j.ejc.2004.07.013}, url = {http://dx.doi.org/10.1016/j.ejc.2004.07.013}, tags = {C++}, researchr = {https://researchr.org/publication/ChenSY06}, cites = {0}, citedby = {0}, journal = {Eur. J. Comb.}, volume = {27}, number = {2}, pages = {283-289}, }