%0 Journal Article %A P. A. Kuchment %T Floquet theory for partial differential equations %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1982 %P 1-60 %V 37 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1982_37_4_a0/ %G en %F RM_1982_37_4_a0