%0 Journal Article %A R.J. Evans %A I.M. Isaacs %T Fields generated by linear combinations of roots of unity, II. %J Mathematica Scandinavica %D 1978 %P 26-34 %V 43 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1978__43_166598/ %F MS2_1978__43_166598