@article{SF_1991__43_3_135110,
     author = {Paul Blanchard},
     title = {Monoides de comptage et langages rationnels.},
     journal = {Semigroup forum},
     pages = {218--246},
     publisher = {mathdoc},
     volume = {43},
     number = {3},
     year = {1991},
     language = {fr},
     url = {http://geodesic.mathdoc.fr/item/SF_1991__43_3_135110/}
}