@article{MOMA_1985__99_178228,
     author = {J.M. Wills and P. Gritzmann},
     title = {On {Two} {Finite} {Covering} {Problems} of {Bambah,} {Rogers,} {Woods} and {Zassenhaus.}},
     journal = {Monatshefte f\"ur Mathematik},
     pages = {279--296},
     publisher = {mathdoc},
     volume = {99},
     year = {1985},
     zbl = {0564.52008},
     url = {http://geodesic.mathdoc.fr/item/MOMA_1985__99_178228/}
}