%0 Journal Article %A A. F. Sidorov %T Energy cumulation in two-dimensional processes of shockless %J Doklady Akademii Nauk %D 1997 %P 41-44 %V 352 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1997_352_1_a9/ %G ru %F DAN_1997_352_1_a9