Clebch-Gordan and Racah-Wigner coefficients for $U_q(SU(1,1))$
  The Clebsch-Gordan and Racah-Wigner coefficients for the positive (or negative) discrete series of irreducible representations for the noncompact form $U_q(SU(1,1))$ of the algebra $U_q(sl(2))$ are computed. 
Nadejda A. Liskova, Anatol N. Kirillov