@article{VMUMM_2002_3_a6,
     author = {N. V. Denisova},
     title = {Tensor invariants of dynamical systems, and steady flows of a viscous fluid},
     journal = {Vestnik Moskovskogo universiteta. Matematika, mehanika},
     pages = {40--45},
     year = {2002},
     number = {3},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/VMUMM_2002_3_a6/}
}