1. Interstitial Alloys;Goldschmidt,1967
2. Transition Metal Carbides and Nitrides;Toth,1971
3. G.V. Samsonov, I.M. Vinitskii, Refractory Compounds (in Russian), Metallurgiya, Moscow (1976).
4. Electronic Structure of Refractory Transition Metal Carbides and Nitrides;Gubanov,1994
5. Handbook of the Physics and Chemistry of the Actinides,1985