%0 Journal Article %A R. T. Powers %A E. Stormer %T Free states of the canonical anticommutation relations %J Matematika %D 1971 %P 60-90 %V 15 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1971_15_3_a3/ %G ru %F MAT_1971_15_3_a3