TY - JOUR AU - J. Arahovitis TI - Spectral dynamical systems JO - Commentationes Mathematicae PY - 1980 SP - 9 EP - 22 VL - 21 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v21i1.5958/ DO - 10.14708/cm.v21i1.5958 LA - pl ID - 10_14708_cm_v21i1_5958 ER -