%0 Journal Article %A V. N. Erofeev %A V. I. Nikitenko %A V. B. Osvenskii %T Effect of impurities on overcoming of high Peierls barriers by dislocations %J Doklady Akademii Nauk %D 1969 %P 513-515 %V 189 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1969_189_3_a18/ %G ru %F DAN_1969_189_3_a18