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@article{TM_1995_209_a10, author = {A. S. Shmelev}, title = {On differential invariants of some differential geometric structures}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {234--267}, publisher = {mathdoc}, volume = {209}, year = {1995}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1995_209_a10/} }
A. S. Shmelev. On differential invariants of some differential geometric structures. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Singularities of smooth mappings with additional structures, Tome 209 (1995), pp. 234-267. http://geodesic.mathdoc.fr/item/TM_1995_209_a10/