%0 Journal Article %A Sh. M. Nasibov %T A sharp constant in a Sobolev--Nirenberg inequality and its application to the Schr\"odinger equation %J Izvestiya. Mathematics %D 2009 %P 555-577 %V 73 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_2009_73_3_a4/ %G en %F IM2_2009_73_3_a4