@article{INTO_2022_216_a5,
     author = {A. V. Kostin and N. N. Kostina},
     title = {Some problems of convex analysis in the {Lobachevsky} space},
     journal = {Itogi nauki i tehniki. Sovremenna\^a matematika i e\"e prilo\v{z}eni\^a. Temati\v{c}eskie obzory},
     pages = {57--65},
     publisher = {mathdoc},
     volume = {216},
     year = {2022},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/INTO_2022_216_a5/}
}