%0 Journal Article %A O. A. Indyukov %A M. A. Popov %T The high-temperature relaxation function of a spin system with a quadratic contribution of fluctuations to the resonance frequency %J Teoretičeskaâ i matematičeskaâ fizika %D 1999 %P 316-328 %V 121 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_1999_121_2_a8/ %G ru %F TMF_1999_121_2_a8