1. Verbindungsbildung in den quasi-bin�ren Systemen AcX4?MX2 (Ac = Th, U; M = Ca, Sr, Ba, Eu, Ge, Sn, Pb; X = Br, I)
2. Handbuch der Pr�parativen Anorganischen Chemie, 3. Aufl., Ferdinand Enke Verlag, Stuttgart 1978.
3. Halides of the Lanthanides and Actinides, Wiley-Interscience, London 1968.
4. GIVER, Fortran Programm zur Verfeinerung von Gitterkonstanten, Karlsruhe 1980.
5. Program DBW3.2S V87.11 for Rietveld Analysis of X-Ray and Neutron Powder Diffraction Patterns, Georgia Institute of Technology, Atlanta 1987.