Cesium ordering and electron localization-delocalization phenomena in the quasi-one-dimensional diphosphate tungsten bronzes: Cs1-xP8W8O40P. Foury-Leylekian, J. P. Pouget, M. Greenblatt and E. WangEur. Phys. J. B, 2 2 (1998) 157-167DOI: https://doi.org/10.1007/s100510050236