%0 Journal Article %A A. V. Rukavishnikov %T On a~precision estimate for a~hydrodynamics problem with discontinuous coefficients in the norm of the space~$\mathbf L_2(\Omega_h)$ %J Sibirskij žurnal industrialʹnoj matematiki %D 2012 %P 110-122 %V 15 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJIM_2012_15_1_a10/ %G ru %F SJIM_2012_15_1_a10