%0 Journal Article %A S. A. Nazarov %T Concentration of frequencies of trapped waves in problems on freely floating bodies %J Sbornik. Mathematics %D 2012 %P 1269-1294 %V 203 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2012_203_9_a2/ %G en %F SM_2012_203_9_a2