Citations of

William Y.C. Chen, A bijection for enriched trees, European. J. Combin., 15 (1994) 337-343.


  1. F. Bergeron, G. Labelle and P. leroux, Combinatorial species and tree-like structures, Encyclopedia Math. Appl. 1998.

  2. F. Bergeron, G. Labelle and P. leroux, Introduction to the theory of species of structures, 2008.

back to homepage