Jean Françon, Gérard Viennot. Permutations selon leurs pics, creux, doubles montées et double descentes, nombres d'euler et nombres de Genocchi. Discrete Mathematics, 28(1):21-35, 1979. [doi]
@article{FranconV79, title = {Permutations selon leurs pics, creux, doubles montées et double descentes, nombres d'euler et nombres de Genocchi}, author = {Jean Françon and Gérard Viennot}, year = {1979}, doi = {10.1016/0012-365X(79)90182-1}, url = {http://dx.doi.org/10.1016/0012-365X(79)90182-1}, researchr = {https://researchr.org/publication/FranconV79}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {28}, number = {1}, pages = {21-35}, }