%0 Journal Article %A I. V. Kamotskii %A S. A. Nazarov %T Wood's anomalies and surface waves in the problem of scattering by a periodic boundary. I %J Sbornik. Mathematics %D 1999 %P 111-141 %V 190 %N 1 %U http://geodesic.mathdoc.fr/item/SM_1999_190_1_a3/ %G en %F SM_1999_190_1_a3