@article{DANMA_2020_494_a19,
     author = {A. A. Ardentov and L. V. Lokutsievskiy and Yu. L. Sachkov},
     title = {Explicit solutions for a series of optimization problems with 2-dimensional control via convex trigonometry},
     journal = {Doklady Rossijskoj akademii nauk. Matematika, informatika, processy upravleni\^a},
     pages = {86--92},
     year = {2020},
     volume = {494},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DANMA_2020_494_a19/}
}