Study of the structures and electronic properties of TMSnx− (TM = Sc, Y, Ti, Zr, Hf; x = 15–17) clusters by ab initio global searchKai Wang, Chaoyong Wang, Wei Li, Le Liu, Yarui Wang and Shuai XuEur. Phys. J. Plus, 138 12 (2023) 1108DOI: https://doi.org/10.1140/epjp/s13360-023-04767-8