TY - JOUR AU - Nasr-Isfahani, A. TI - Representations and Positive Definite Functions on Hypergroups JO - Serdica Mathematical Journal PY - 1999 SP - 283 EP - 296 VL - 25 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SMJ2_1999_25_4_a1/ LA - en ID - SMJ2_1999_25_4_a1 ER -