@article{MS2_1978__42_166569,
     author = {G. Karpilowsky},
     title = {The number of representations of  a group induced from the irreducible representations of a normal subgroup.},
     journal = {Mathematica Scandinavica},
     pages = {5--8},
     publisher = {mathdoc},
     volume = {42},
     year = {1978},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MS2_1978__42_166569/}
}