@article{MS2_1978__43_166596,
     author = {G.I. Lehrer},
     title = {On a conjecture of {Alperin} and {McKay.}},
     journal = {Mathematica Scandinavica},
     pages = {5--10},
     year = {1978},
     volume = {43},
     zbl = {0406.20007},
     url = {http://geodesic.mathdoc.fr/item/MS2_1978__43_166596/}
}