TY - JOUR AU - Tam, P. K. TI - On the Unitary Equivalence of Certain Classes of Non-Normal Operators. I JO - Canadian journal of mathematics PY - 1971 SP - 849 EP - 856 VL - 23 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1971-095-9/ DO - 10.4153/CJM-1971-095-9 ID - 10_4153_CJM_1971_095_9 ER -