%0 Journal Article %A N. N. Sirota %T Root-mean-square dynamic displacements of atoms and negative thermal expansion %J Doklady Akademii Nauk %D 1995 %P 183-186 %V 343 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_343_2_a10/ %G ru %F DAN_1995_343_2_a10