%0 Journal Article %A I. T. Mamedov %T First boundary-value problem for second-order elliptic-parabolic equations with discontinuous coefficients %J Contemporary Mathematics. Fundamental Directions %D 2011 %P 102-129 %V 39 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMFD_2011_39_a5/ %G ru %F CMFD_2011_39_a5