Axial vector (J^PC = 1⁺⁺) charmonium and bottomonium hybrid mass predictions with QCD sum-rules

Kartashkin V.A., Abashidze A.Kh.

Jiang M., Xiao C., Xu G.S., Wan B.N., Wang H.Q., Wang L., Wang D.S., Yan N., Liu P., Ding S.Y., Zhang W., Liu S.C., Naulin V.