@article{IZKAB_2011_1_a6, author = {A. I. Belousova and O. O. Varlamov}, title = {Use of mivars and of multilevel model of }, journal = {News of the Kabardin-Balkar scientific center of RAS}, pages = {39--45}, publisher = {mathdoc}, number = {1}, year = {2011}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IZKAB_2011_1_a6/} }