Measurement of the effective weak mixing angle using , and final states at the CEPCZhenyu Zhao, Siqi Yang, Manqi Ruan, Yongfeng Zhu, Minghui Liu and Liang HanEur. Phys. J. C, 85 9 (2025) 993DOI: https://doi.org/10.1140/epjc/s10052-025-14689-7