%0 Journal Article %A Tomkinson, M. J. %T Cover-Avoidance Properties in Finite Soluble Groups %J Canadian mathematical bulletin %D 1976 %P 213-216 %V 19 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1976-033-5/ %R 10.4153/CMB-1976-033-5 %F 10_4153_CMB_1976_033_5