TY - JOUR AU - Borwein, David TI - Weighted Mean Operators on lp JO - Canadian mathematical bulletin PY - 2000 SP - 406 EP - 412 VL - 43 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-2000-048-3/ DO - 10.4153/CMB-2000-048-3 ID - 10_4153_CMB_2000_048_3 ER -