@article{CHEB_2017_18_3_a5,
     author = {A. A. Baryakh and N. A. Samodelkina},
     title = {About one criteria of strength of rocks},
     journal = {\v{C}eby\v{s}evskij sbornik},
     pages = {72--87},
     publisher = {mathdoc},
     volume = {18},
     number = {3},
     year = {2017},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/CHEB_2017_18_3_a5/}
}