Parity reversing involutions on plane trees and 2-Motzkin paths

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},
}