Density-functional theory of inhomogeneous electron systems in thin quantum wires S. H. Abedinpour, M. Polini, G. Xianlong and M. P. Tosi Eur. Phys. J. B, 56 2 (2007) 127-134 Published online: 12 April 2007 DOI: 10.1140/epjb/e2007-00099-1