%0 Journal Article %A Miklós Bóna %A Stoyan Dimitrov %A Gilbert Labelle %A Yifei Li %A Joseph Pappe %A Andrés R. Vindas-Meléndez %A Yan Zhuang %T A combinatorial proof of a symmetry for a refinement of the Narayana numbers %J The electronic journal of combinatorics %D 2025 %V 32 %N 2 %U http://geodesic.mathdoc.fr/articles/10.37236/12681/ %R 10.37236/12681 %F 10_37236_12681