%0 Journal Article %A Yutaka Yoshii %T Primitive Idempotents of the Hyperalgebra for the r-th Frobenius kernel of SL(2,k) %J Journal of Lie Theory %D 2017 %P 995-1026 %V 27 %N 4 %U http://geodesic.mathdoc.fr/item/JOLT_2017_27_4_a5/ %F JOLT_2017_27_4_a5