Citation: Rousse, G.; Wurm, C.; Rodriguez-Carvajal, J.; Morcrette, M.; Gaubicher, J.; Masquelier, C. (2001). Crystal structure of a new vanadium(IV) diphosphate: V P2 O7, prepared by lithium extraction from Li V P2 O7. International Journal of Inorganic Materials, 3, pp. 881-887.