@article{JAC_2013__38_4_a4,
     author = {Menous, Fr\'ed\'eric and Patras, Fr\'ed\'eric},
     title = {Logarithmic derivatives and generalized {Dynkin} operators},
     journal = {Journal of Algebraic Combinatorics},
     pages = {901--913},
     publisher = {mathdoc},
     volume = {38},
     number = {4},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2013__38_4_a4/}
}