%0 Journal Article %A Gover, A. %A Hirachi, Kengo %T Conformally invariant powers of the Laplacian — A complete nonexistence theorem %J Journal of the American Mathematical Society %D 2004 %P 389-405 %V 17 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-04-00450-3/ %R 10.1090/S0894-0347-04-00450-3 %F 10_1090_S0894_0347_04_00450_3