TY - JOUR AU - Andrzej Sołtysiak TI - Joint spectra and multiplicative functionals JO - Colloquium Mathematicum PY - 1988 SP - 357 EP - 366 VL - 56 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-56-2-357-366/ DO - 10.4064/cm-56-2-357-366 LA - en ID - 10_4064_cm_56_2_357_366 ER -