@article{10_1017_S2040618500034109,
     author = {Howarth, J. C.},
     title = {On the power of a prime dividing the order of the automorphism group of a finite group},
     journal = {Glasgow mathematical journal},
     pages = {163--170},
     year = {1960},
     volume = {4},
     number = {4},
     doi = {10.1017/S2040618500034109},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S2040618500034109/}
}