[1] Atomistix ToolKit Manual “ATK version 12.8”, QuantumWise A/S (www.quantumwise.com).
[2] Q. Yan, B. Huang, J. Yu, F. Zheng, J. Zang, J. Wu, B.-L. Gu, F. Liu, and W. Duan. Nano Letters, , 1469, 2007. (link)
[3] S. Datta, “Electronic Transport in Mesoscopic Systems”, Cambridge University Press (Cambridge), 1997
[4] J. Cerda, and F. Soria, Phys. Rev. B, , 7965, 2000 (link).
[8] H. H. Sørensen, P. C. Hansen, D. E. Petersen, S. Skelboe, and K. Stokbro. Phys. Rev. B, , 205322, 2009. (link)