%0 Journal Article %A P. E. Krasnushkin %T Generalized normal waves in chain structures %J Doklady Akademii Nauk %D 1964 %P 1042-1045 %V 155 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1964_155_5_a12/ %G ru %F DAN_1964_155_5_a12