%0 Journal Article %A V. G. Krotov %T On differentiability properties of functions in $H^p$ on the boundary of the disk of convergence %J Informatics and Automation %D 1987 %P 141-142 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a80/ %G ru %F TRSPY_1987_180_a80