Theoretical study on low-lying hidden-bottom and double-bottom tetraquark states Lin-Juan Jiang, Chun-Sheng An, Cheng-Rong Deng, Gang Li and Ju-Jun Xie Eur. Phys. J. C, 84 11 (2024) 1214 Published online: 25 November 2024 DOI: 10.1140/epjc/s10052-024-13588-7