@article{SJIM_2020_23_4_a9,
     author = {V. E. Ragozina and Yu. E. Ivanova},
     title = {Some approximate solutions of the dynamic problem of axisymmetric shock deformation
},
     journal = {Sibirskij \v{z}urnal industrialʹnoj matematiki},
     pages = {126--143},
     publisher = {mathdoc},
     volume = {23},
     number = {4},
     year = {2020},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/SJIM_2020_23_4_a9/}
}