@article {MR1135434,
    AUTHOR = {Gaucher, P.},
     TITLE = {Lambda-op\'erations et homologie des matrices},
   JOURNAL = {C. R. Acad. Sci. Paris S\'er. I Math.},
  FJOURNAL = {Comptes Rendus de l'Acad\'emie des Sciences. S\'erie I.
              Math\'ematique},
    VOLUME = {313},
      YEAR = {1991},
    NUMBER = {10},
     PAGES = {663--666},
      ISSN = {0764-4442},
     CODEN = {CASMEI},
   MRCLASS = {19D55},
  MRNUMBER = {MR1135434 (92k:19004)},
MRREVIEWER = {Lars Kadison},
}