Patzke, G.; Wartchow, R.; Binnewies, M.: Crystal structure of triholmium pentagallium dodecaoxide, Ho3Ga2(GaO4)3 and of tridysprosium pentagallium dodecaoxide, Dy3Ga2(GaO4)3. In: Zeitschrift für Kristallographie - New Crystal Structures 214 (1999), S. 143-144. DOI:
https://doi.org/10.1515/ncrs-1999-0202