In this paper we prove mixed norm estimates for Riesz transforms on the group $SU(2)$. From these results vector valued inequalities for sequences of Riesz transforms associated to Jacobi differential operators of different types are deduced.
Pradeep Boggarapu. S. Thangavelu. "Mixed norm estimates for the Riesz transforms on $SU(2)$." Publ. Mat. 60 (1) 171 - 190, 2016.