@article{ZVMMF_1998_38_9_a4,
     author = {A. I. Kalinin},
     title = {An asymptotic method for a singularly perturbed linear-quadratic optimal control problem},
     journal = {\v{Z}urnal vy\v{c}islitelʹnoj matematiki i matemati\v{c}eskoj fiziki},
     pages = {1473--1483},
     publisher = {mathdoc},
     volume = {38},
     number = {9},
     year = {1998},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZVMMF_1998_38_9_a4/}
}