Energy constraints for evolving spherical and hyperbolic wormholes in f(R, T) gravity M. Zubair, Quratulien Muneer and Saira Waheed Eur. Phys. J. Plus, 137 6 (2022) 755 Published online: 30 June 2022 DOI: 10.1140/epjp/s13360-022-02946-7