TY - JOUR DA - 1990 DO - 10.1007/BF01231516 LA - eng IS - 1 M2 - 583 PY - 1990 SN - 0020-9910 SP - 583-591 T2 - Inventiones mathematicae TI - Hall algebras and quantum groups UR - https://nbn-resolving.org/urn:nbn:de:0070-bipr-29525 Y2 - 2024-11-22T05:31:10 ER -