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@article{DAN_1969_187_2_a3, author = {A. N. Golubyatnikov and V. V. Lokhin}, title = {Tensor invariants of subgroups of the {Lorentz} group}, journal = {Doklady Akademii Nauk}, pages = {249--251}, publisher = {mathdoc}, volume = {187}, number = {2}, year = {1969}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1969_187_2_a3/} }
A. N. Golubyatnikov; V. V. Lokhin. Tensor invariants of subgroups of the Lorentz group. Doklady Akademii Nauk, Tome 187 (1969) no. 2, pp. 249-251. http://geodesic.mathdoc.fr/item/DAN_1969_187_2_a3/