Bóna, M., Dimitrov, S., Labelle, G., Li, Y., Pappe, J., Vindas-Meléndez, A. R. and Zhuang, Y. (2025) “A Combinatorial Proof of a Symmetry for a Refinement of the Narayana Numbers”, The Electronic Journal of Combinatorics, 32(2), p. P2.46. doi: 10.37236/12681.