%0 Journal Article %A B. A. Pogorelov %A M. A. Pudovkina %T Orbital derivatives over subgroups and their combinatorial and group-theoretic properties %J Diskretnaya Matematika %D 2015 %P 94-119 %V 27 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_2015_27_4_a7/ %G ru %F DM_2015_27_4_a7