%0 Journal Article %A V. V. Chepyzhov %T Approximating the trajectory attractor of the 3D Navier-Stokes system using various $\alpha$-models of fluid dynamics %J Sbornik. Mathematics %D 2016 %P 610-638 %V 207 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2016_207_4_a6/ %G en %F SM_2016_207_4_a6