Two-body hidden charm decays of D wave charmonia Xiao-Yu Qi, Qi Wu, Xing-Dao Guo and Dian-Yong Chen Eur. Phys. J. C, 85 1 (2025) 96 Published online: 28 January 2025 DOI: 10.1140/epjc/s10052-025-13808-8