%0 Journal Article %A A. I. Maklakov %A G. G. Pimenov %T Nuclear magnetic resonance in pyrolyzed polyacrylonitryl %J Doklady Akademii Nauk %D 1964 %P 1413-1415 %V 157 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_157_6_a28/ %G ru %F DAN_1964_157_6_a28