TY - JOUR AU - Lin, C-S TI - On Certain Classes of Bounded Linear Operators JO - Canadian mathematical bulletin PY - 1970 SP - 469 EP - 473 VL - 13 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1970-086-6/ DO - 10.4153/CMB-1970-086-6 ID - 10_4153_CMB_1970_086_6 ER -