@article{ZVMMF_1970_10_5_a6,
     author = {F. P. Vasil'ev and R. P. Ivanov},
     title = {The approximate solution of the time-optimal problem with lag},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1124--1140},
     publisher = {mathdoc},
     volume = {10},
     number = {5},
     year = {1970},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1970_10_5_a6/}
}