CP violation in non-leptonic decays to excited final statesTian Zhou, Tianhong Wang, Hui-Feng Fu, Zhi-Hui Wang, Lei Huo and Guo-Li WangEur. Phys. J. C, 81 4 (2021) 339DOI: https://doi.org/10.1140/epjc/s10052-021-09128-2