%0 Journal Article %A Y. 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 https://jolt.centre-mersenne.org/articles/10.5802/jolt.979/ %R 10.5802/jolt.979 %F JOLT_2017_27_4_a5