TY - JOUR AU - Jafari, F. TI - On Bounded and Compact Composition Operators in Polydiscs JO - Canadian journal of mathematics PY - 1990 SP - 869 EP - 889 VL - 42 IS - 5 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1990-045-0/ DO - 10.4153/CJM-1990-045-0 ID - 10_4153_CJM_1990_045_0 ER -