Structures, electronic and magnetic properties of first-row TMn@Zn18S18 (n = 1–3) clusters Zhen Zhao, Guo-wei Xue and Zhi Li Eur. Phys. J. Plus, 137 12 (2022) 1369 Published online: 24 December 2022 DOI: 10.1140/epjp/s13360-022-03593-8