https://vital.lib.tsu.ru/vital/access/manager/Index en-us 5 https://vital.lib.tsu.ru/vital/access/manager/Repository/vtls:000532447 n,m=2,3,n=1,2) in our model-independent approach, we can explain the two-pion energetic spectra of these Υ transitions including the two-humped shape of the di-pion mass distribution in Υ(3S)→Υ(1S)ππ as the coupled-channel effect. It is shown also that the considered bottomia decay data do not offer new insights into the nature of the f0 mesons, which were not already deduced in our previous analyses of pseudoscalar meson scattering data.]]> Mon 10 Dec 2018 12:03:10 KRAT ]]>