TY - JOUR AU - Dunkl, Charles F. TI - Singular Integrals on Ultraspherical Series JO - Canadian journal of mathematics PY - 1972 SP - 60 EP - 71 VL - 24 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1972-008-1/ DO - 10.4153/CJM-1972-008-1 ID - 10_4153_CJM_1972_008_1 ER -