TY - JOUR AU - Norberto Fava TI - Weak type inequalities for product operators JO - Studia Mathematica PY - 1972 SP - 271 EP - 288 VL - 42 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-42-3-271-288/ DO - 10.4064/sm-42-3-271-288 LA - en ID - 10_4064_sm_42_3_271_288 ER -