TY - JOUR AU - W. Mlak TI - Partitions of spectral sets JO - Annales Polonici Mathematici PY - 1971 SP - 273 EP - 280 VL - 25 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-25-3-273-280/ DO - 10.4064/ap-25-3-273-280 LA - fr ID - 10_4064_ap_25_3_273_280 ER -