%0 Journal Article %A L. G. Parkhomov %A V. G. Rau %A V. V. Ilyukhin %A N. V. Belov %T Necessary conditions of the existence of some Cochren cyclotomic sets with the equal multiplicity %J Doklady Akademii Nauk %D 1982 %P 1143-1145 %V 264 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1982_264_5_a30/ %G ru %F DAN_1982_264_5_a30