%0 Journal Article %A A. P. Oskolkov %T Construction of characteristic functions for the system of Navier--Stokes--Voigt equations and the BBM equation %J Zapiski Nauchnykh Seminarov POMI %D 1977 %P 136-148 %V 69 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1977_69_a10/ %G ru %F ZNSL_1977_69_a10