%0 Journal Article %A A. I. Rivkind %T Proton resonance in non-aqueous solutions of paramagnetic salts %J Doklady Akademii Nauk %D 1957 %P 448-451 %V 117 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_117_3_a22/ %G ru %F DAN_1957_117_3_a22