@article {LieStr05,
    AUTHOR = {Liesen, J{\"o}rg and Strako{\v{s}}, Zden{\v e}k},
     TITLE = {{GMRES} convergence analysis for a convection-diffusion 
              model problem},
   JOURNAL = {SIAM J. Sci. Comput.},
  FJOURNAL = {SIAM Journal on Scientific Computing},
    VOLUME = {26},
      YEAR = {2005},
    NUMBER = {6},
     PAGES = {1989--2009},
}