@article{DAN_1984_275_2_a0,
     author = {B. V. Aleshin and Yu. N. Bakaev and P. I. Kuznetsov},
     title = {The realization of $\varepsilon$-invariance in systems of},
     journal = {Doklady Akademii Nauk},
     pages = {265--268},
     publisher = {mathdoc},
     volume = {275},
     number = {2},
     year = {1984},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DAN_1984_275_2_a0/}
}