@article{MASLO_2005_55_4_a4,
     author = {Danchev, Peter V.},
     title = {Subgroups of the basic subgroup in a modular group ring},
     journal = {Mathematica slovaca},
     pages = {431--441},
     year = {2005},
     volume = {55},
     number = {4},
     mrnumber = {2181782},
     zbl = {1112.16030},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/MASLO_2005_55_4_a4/}
}