@article{INTM_1977_14_a2,
     author = {F. L. Chernous'ko and V. B. Kolmanovskii},
     title = {Numerical and approximate methods of optimal control},
     journal = {Itogi nauki i tehniki. Seri\^a, Matemati\v{c}eskij analiz},
     pages = {101--166},
     publisher = {mathdoc},
     volume = {14},
     year = {1977},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTM_1977_14_a2/}
}