@article{ZVMMF_1974_14_3_a7,
     author = {V. V. Beresnev and B. N. Pshenichnyi},
     title = {The differential properties of minimum functions},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {639--651},
     publisher = {mathdoc},
     volume = {14},
     number = {3},
     year = {1974},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1974_14_3_a7/}
}