TY - JOUR AU - Tomasz Kiwerski AU - Paweł Kolwicz AU - Lech Maligranda TI - Isomorphic and isometric structure of the optimal domains for Hardy-type operators JO - Studia Mathematica PY - 2021 SP - 45 EP - 89 VL - 260 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4064/sm200211-8-9/ DO - 10.4064/sm200211-8-9 LA - en ID - 10_4064_sm200211_8_9 ER -