%0 Journal Article %A Isaacs, I. M. %T Character Degrees and Derived Length of a Solvable Group %J Canadian journal of mathematics %D 1975 %P 146-151 %V 27 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1975-018-1/ %R 10.4153/CJM-1975-018-1 %F 10_4153_CJM_1975_018_1