%0 Journal Article %A M.M. Skriganov %T The spectrum band structure of the three-dimensional Schrödinger operator with periodic potential. %J Inventiones mathematicae %D 1985 %P 107-122 %V 80 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM_1985__80_143221/ %F IM_1985__80_143221