@article{ZVMMF_1997_37_1_a4,
     author = {M. I. Sumin},
     title = {Suboptimal control of distributed-parameter systems: {Minimizing} sequences and the value function},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {23--41},
     publisher = {mathdoc},
     volume = {37},
     number = {1},
     year = {1997},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1997_37_1_a4/}
}