@article{IIGUM_2014_8_a9,
     author = {V. A. Srochko and V. G. Antonik and E. V. Aksenyushkina},
     title = {Sufficient {Optimality} {Conditions} {Based} on {Functional} {Increment} {Formulas} in {Control} {Problems}},
     journal = {The Bulletin of Irkutsk State University. Series Mathematics},
     pages = {125--140},
     publisher = {mathdoc},
     volume = {8},
     year = {2014},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/IIGUM_2014_8_a9/}
}