%0 Journal Article %A K. K. Muminov %A R. A. Gafforov %T Systems of matrix differential equations for surfaces %J Contemporary Mathematics. Fundamental Directions %D 2022 %P 70-79 %V 68 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2022_68_1_a5/ %G ru %F CMFD_2022_68_1_a5