%0 Journal Article %A D. Gomez %A S. A. Nazarov %A M. E. Perez %T The formal asymptotics of eigenmodes for oscillating elastic spatial body with concentrated masses %J Zapiski Nauchnykh Seminarov POMI %D 2007 %P 31-76 %V 342 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_2007_342_a2/ %G ru %F ZNSL_2007_342_a2