@article{MAN_1972__196_162254,
     author = {Morris Newman},
     title = {Conjugacy, {Genus,} and {Class} {Numbers.}},
     journal = {Mathematische Annalen},
     pages = {198--217},
     publisher = {mathdoc},
     volume = {196},
     year = {1972},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MAN_1972__196_162254/}
}