Citation: Lacorre, P; Hervieu, M; Pannetier, J; Choisnet, J; Raveau, B (1983). Neutron diffraction study of Li1+x (Li2x/3 Fe1-x Sn1+x/3) O4, a nonstoichiometric ramsdellite and its transition to a double hexagonal close packed structure for x = 0. Journal of Solid State Chemistry, 50, pp. 196-203.