Impact of family-non-universal boson on pure annihilation and decaysYing Li, Wen-Long Wang, Dong-Shuo Du, Zuo-Hong Li and Hong-Xia XuEur. Phys. J. C, 75 7 (2015) 328DOI: https://doi.org/10.1140/epjc/s10052-015-3552-0