Global minimum structures, stability and electronic properties of small NixSny (x + y ≤ 5) bimetallic clusters; a DFT studyElisa Marina Sosa-Hernández, Juan Martin Montejano-Carrizales and Pedro Gilberto Alvarado-LeyvaEur. Phys. J. D, 70 10 (2016) 208DOI: https://doi.org/10.1140/epjd/e2016-70200-0