@article{VNGU_2013_13_2_a8,
     author = {K. S. Musabekov},
     title = {The {Method} of {Penalty} {Function} in {One} {Problem} of {Optimal} {Control} with {Phase} {Constraint}},
     journal = {Sibirskij \v{z}urnal \v{c}istoj i prikladnoj matematiki},
     pages = {86--98},
     publisher = {mathdoc},
     volume = {13},
     number = {2},
     year = {2013},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VNGU_2013_13_2_a8/}
}