Global minimum structures, stability and electronic properties of small FexCuy (x + y ≤ 5) bimetallic clusters: a DFT studyElisa Marina Sosa-Hernández, Juan Martin Montejano-Carrizales and Pedro Gilberto Alvarado-LeyvaEur. Phys. J. D, 71 11 (2017) 284DOI: https://doi.org/10.1140/epjd/e2017-80376-2