TY - JOUR AU - Paul, Annegret TI - First Occurrence for the Dual Pairs (U(p, q), U(r, s)) JO - Canadian journal of mathematics PY - 1999 SP - 636 EP - 657 VL - 51 IS - 3 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1999-029-6/ DO - 10.4153/CJM-1999-029-6 ID - 10_4153_CJM_1999_029_6 ER -