Signals of new gauge bosons in gauged two higgs doublet model Wei-Chih Huang, Hiroyuki Ishida, Chih-Ting Lu, Yue-Lin Sming Tsai and Tzu-Chiang Yuan Eur. Phys. J. C, 78 8 (2018) 613 Published online: 31 July 2018 DOI: 10.1140/epjc/s10052-018-6067-7