Vinokurova, A.A.VinokurovaMIN-ZU WANG2018-09-102018-09-102015-01http://inspirehep.net/record/1341041http://scholars.lib.ntu.edu.tw/handle/123456789/391955Search for B decays to final states with the $\\eta_c$ mesonjournal article10.1007/JHEP06(2015)132