1. Geochemische Verteilungsgesetze der Elemente. VII;Goldschmidt;Skr. Norske Vid.-Akad. Oslo, 1, Mat.-Nat. Kl. No. 2,1926
2. The sizes of ions and the structure of ionic crystals;Pauling;J. Amer. Chem. Soc.,1927
3. A set of empirical crystal radii for ions with inert gas configuration;Zachariasen;Z. Krist.,1931
4. Crystal Structures;Wyckoff,1951
5. The nature of the chemical bond;Pauling,1945