Stability and electronic properties of Wn X(n=1-7, X= Cu, Mo) clustersYu Zhicheng, Zhang Xiurong, Huo Peiying and Gao KunEur. Phys. J. Plus, 132 11 (2017) 451DOI: https://doi.org/10.1140/epjp/i2017-11719-x