%0 Journal Article %A S. M. Saulin %T On traveling waves in systems of absolutely elastic particles on a straight line %J Čebyševskij sbornik %D 2020 %P 341-361 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/CHEB_2020_21_2_a23/ %G ru %F CHEB_2020_21_2_a23