@article{DAN_1960_135_1_a8,
     author = {M. I. Estrin},
     title = {The equations of the dynamics of a compressible plastic medium},
     journal = {Doklady Akademii Nauk},
     pages = {36--39},
     publisher = {mathdoc},
     volume = {135},
     number = {1},
     year = {1960},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1960_135_1_a8/}
}