@article{10_1017_S0017089500009915,
     author = {Brandl, Rolf and Verardi, Libero},
     title = {Metacyclic p-groups and their conjugacy classes of subgroups},
     journal = {Glasgow mathematical journal},
     pages = {339--344},
     year = {1993},
     volume = {35},
     number = {3},
     doi = {10.1017/S0017089500009915},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0017089500009915/}
}