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IHEP 98 - 16
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| A.V.Kiselev and V.A.Petrov | ||
| Box anomaly and eta' --> pi+ pi- gamma decay | ||
| Protvino, 1998.- p.5, tables 2, refs.:15. | ||
In the framework of the "current scheme" of eta -- eta' mixing we calculate the amplitude of the decay eta' --> pi+ pi- gamma in the soft limit and compare our results with recently reported values of the phenomenological additive terms to the rho --meson background.
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