Ablikim M.MIN-ZU WANGet.al.2025-01-132025-01-132022-12-16https://scholars.lib.ntu.edu.tw/handle/123456789/724785Observation of the J /ψ and ψ (3686) decays into η ς+ ς ¯ -journal article10.1103/PhysRevD.106.112007