@article{IZKAB_2020_2_a1, author = {A. D. Vislova}, title = {Modern trends in the development }, journal = {News of the Kabardin-Balkar scientific center of RAS}, pages = {14--30}, publisher = {mathdoc}, number = {2}, year = {2020}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IZKAB_2020_2_a1/} }