@article{HPl03,
     AUTHOR = {Hochstenbach, Michiel E. and Plestenjak, Bor},
      TITLE = {Backward error, condition numbers, and pseudospectrum for the multiparameter eigenvalue problem},
    JOURNAL = {Linear Algebra Appl.},
   FJOURNAL = {Linear Algebra and its Applications},
     VOLUME = {375},
      PAGES = {63--81},
    MRCLASS = {65F15, 15A18, 15A69},   
       YEAR = {2003},
}