@article{JMAG_2004_11_2_a6,
     author = {A. E. Choque Rivero and V. I. Korobov and V. A. Skorik},
     title = {The controllability function as the time of {motion.~I}},
     journal = {\v{Z}urnal matemati\v{c}eskoj fiziki, analiza, geometrii},
     pages = {208--225},
     year = {2004},
     volume = {11},
     number = {2},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/JMAG_2004_11_2_a6/}
}