%0 Journal Article %A Kalaj, David %A Vujadinovic, Djordjije %T The Gradient of a Solution of the Poisson Equation in the Unit Ball and Related Operators %J Canadian mathematical bulletin %D 2017 %P 536-545 %V 60 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-2017-020-7/ %R 10.4153/CMB-2017-020-7 %F 10_4153_CMB_2017_020_7