TY - JOUR AU - V. E. Ragozina AU - Yu. E. Ivanova TI - Ray approximations for the shock waves of an elastic deformation of axisymmetric type in a~cylindrical layer JO - Sibirskij žurnal industrialʹnoj matematiki PY - 2015 SP - 111 EP - 123 VL - 18 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJIM_2015_18_2_a10/ LA - ru ID - SJIM_2015_18_2_a10 ER -