papers
Publications (2)
hep-ex2017
Observation of the decay
BESIII Collaboration, M Ablikim, M N Achasov +428
We report the first observation of the decay , based on data obtained in annihilations with an integrated luminosity of 567~pb$^{-1}…
hep-ex2019
Study of and Observation of
M Ablikim, M N Achasov, P Adlarson +474
We study the process using annihilation data taken at center-of-mass energies from to wit…