%0 Journal Article %A Herzog, M. %A Schönheim, J. %T Group Partition, Factorization and the Vector Covering Problem %J Canadian mathematical bulletin %D 1972 %P 207-214 %V 15 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1972-038-x/ %R 10.4153/CMB-1972-038-x %F 10_4153_CMB_1972_038_x