@article{MZ_1986__191_173682,
     author = {Paul Monsky},
     title = {Class {Numbers} in {Zdp-extensions-II.}},
     journal = {Mathematische Zeitschrift},
     pages = {377--396},
     publisher = {mathdoc},
     volume = {191},
     year = {1986},
     zbl = {0577.12005},
     url = {http://geodesic.mathdoc.fr/item/MZ_1986__191_173682/}
}