Circuit complexity for coherent-thermal states in bosonic string theory Arshid Shabir, Sanjib Dey, Salman Sajad Wani, Suhail Lone, Seemin Rubab and Mir Faizal Eur. Phys. J. C, 83 9 (2023) 851 Published online: 22 September 2023 DOI: 10.1140/epjc/s10052-023-11967-0