%0 Journal Article %A B. I. Kochelaev %T Effects of crystal imperfections on spin-lattice relaxation %J Doklady Akademii Nauk %D 1960 %P 1053-1056 %V 131 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1960_131_5_a17/ %G ru %F DAN_1960_131_5_a17