Measurements of e+e−→ηcπ+π−π0 , ηcπ+π− , and ηcπ0γ at s from 4.18 to 4.60 GeV, and search for a Zc state close to the DD¯ threshold decaying to ηcπ at s=4.23 GeV
М. Н. Ачасов, P. Adlarson, S. Ahmed, M. Albrecht et autres
cn, ru, se, de, it, in, mn, us, tr, gb (code pays fourni par la source)