Quasinormal modes and stability analysis for z=4 Topological black hole   in 4+1 dimensional Horava-Lifshitz gravity
  We study z=4 Topological black hole in 4+1 dimensional Horava-Lifshitz gravity and we calculate analytically the quasinormal modes of scalar perturbations and from these quasinormal modes we show that z=4 Topological black hole in 4+1 dimensional Horava-Lifshitz gravity is stable. 
Ramon Becar, P. A. Gonzalez and Yerko Vasquez
gr-qc