@article{IIGUM_2019_30_a1,
     author = {A. S. Buldaev and I. D. Burlakov},
     title = {On a method for finding extremal controls in systems with constraints},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {16--30},
     publisher = {mathdoc},
     volume = {30},
     year = {2019},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2019_30_a1/}
}