Citation: Lafond, A.; Moelo, Y.; Cario, L.; Guillot-Deudon, C.; Meerschaut, A.; Meignen, V. (2004). Crystal structures of two new oxysulfides La5 Ti2 M S5 O7 (M = Cu, Ag): evidence of anionic segregation. Journal of Solid State Chemistry, 177, pp. 2810-2817.