@article{MZ_1965__88_170421,
     author = {Jonathan L. Alperin},
     title = {On a theorem of {Manning.}},
     journal = {Mathematische Zeitschrift},
     pages = {434--436},
     publisher = {mathdoc},
     volume = {88},
     year = {1965},
     zbl = {0138.02404},
     url = {http://geodesic.mathdoc.fr/item/MZ_1965__88_170421/}
}