@article{DAN_1976_227_4_a12,
     author = {I. A. Berezhnoi and D. D. Ivlev},
     title = {Governing inequalities in plasticity theory},
     journal = {Doklady Akademii Nauk},
     pages = {824--826},
     publisher = {mathdoc},
     volume = {227},
     number = {4},
     year = {1976},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1976_227_4_a12/}
}