6.

K. Krämer and G. Meyer
Ce
2Br5: A Metallic Bromide of Cerium
Eur. J. Solid State Inorg. Chem. 28 (1991) 523 - 528.

7.

K. Krämer, G. Meyer, P. Fischer, A.W. Hewat, and H.U. Güdel
Magnetic Phase Transitions to Long-Range Antiferromagnetic Ordering in the
"Free-Electron" Praseodymium Halides Pr
2X5 (X = Br, I)
J. Solid State Chem. 95 (1991) 1 - 13.

8.

K. Krämer, G. Meyer, M. Karbowiak, and J. Drozdzynski
Crystal structure of CsUCl
4 · 3 H2O
J. Less-Common Met. 175 (1991) 347 - 352.