TY - JOUR AU - Tord Sjödin TI - On $L^{p}$-differentiability and difference properties of functions JO - Studia Mathematica PY - 1982 SP - 153 EP - 168 VL - 74 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/sm-74-2-153-168/ DO - 10.4064/sm-74-2-153-168 LA - en ID - 10_4064_sm_74_2_153_168 ER -