TY - JOUR AU - V. G. Krotov TI - On differentiability of functions in $L^p$, $0 JO - Sbornik. Mathematics PY - 1983 SP - 101 EP - 119 VL - 45 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SM_1983_45_1_a6/ LA - en ID - SM_1983_45_1_a6 ER -