Citation: Jolibois, B; Laplace, G; Abraham, F; Nowogrocki, G (1980). The Low-Temperature Forms of some M(I)~3~ M(III) (X O~4~)~3~ Compounds: Structure of Triammonium indium(III) Trisulfate. Acta Crystallographica B (24,1968-38,1982), 36, pp. 2517-2519.