@Article{RumpZemke:2003:OEB,
  author = 	 {Rump, Siegfried M. and Zemke, Jens-Peter M.},
  title = 	 {On Eigenvector Bounds},
  journal = 	 {BIT},
  year = 	 2003,
  volume =	 43,
  number =	 4,
  pages =	 {823--837},
  doi = 	 {10.1023/B:BITN.0000009941.51707.26}
}