%0 Journal Article %A A. S. Shmelev %T On differential invariants of some differential geometric structures %J Informatics and Automation %D 1995 %P 234-267 %V 209 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1995_209_a10/ %G ru %F TRSPY_1995_209_a10