%0 Journal Article %A E. A. Blinova %A I. Yu. Stashevskaya %A P. P. Urbanovich %T A steganographic method of embedding an identifier into the spatial data of an electronic map %J Journal of the Belarusian State University. Mathematics and Informatics %D 2023 %P 76-87 %V 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/BGUMI_2023_1_a6/ %G ru %F BGUMI_2023_1_a6