@article{CMH_1984__59_139984,
     author = {Jacques Th\'evenaz and Charles Kratzer},
     title = {Fonction de {M\"obius} d'un groupe fini et anneau de {Burnside.}},
     journal = {Commentarii mathematici Helvetici},
     pages = {425--438},
     publisher = {mathdoc},
     volume = {59},
     year = {1984},
     zbl = {0592.20004},
     url = {http://geodesic.mathdoc.fr/item/CMH_1984__59_139984/}
}