Theoretical investigation of the structures of unsupported 38-atom CuPt clustersJosafat Guerrero-Jordan, José Luis Cabellos, Roy L. Johnston and Alvaro Posada-AmarillasEur. Phys. J. B, 91 6 (2018) 123DOI: https://doi.org/10.1140/epjb/e2018-90020-2