%0 Journal Article %A Vladimir M. Sadovskii %A Oxana V. Sadovskaya %A Evgenii A. Efimov %T Finite difference schemes for modelling the propagation of axisymmetric elastic longitudinal waves %J Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika %D 2020 %P 644-654 %V 13 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/JSFU_2020_13_5_a11/ %G en %F JSFU_2020_13_5_a11