Complexity of four-dimensional hairy anti-de-Sitter black holes with a rotating string and shear viscosity in generalized scalar–tensor theoriesMoisés Bravo-Gaete and F. F. SantosEur. Phys. J. C, 82 2 (2022) 101DOI: https://doi.org/10.1140/epjc/s10052-022-10064-y