1. Hopping models in mixed valence semiconductors;AUSTIN,1971
2. Electronic Processes in Materials.;AZAROFF,1963
3. Conduction: metals and semiconductors;BARDEEN,1967
4. Equilibria in sulfurcontaining aqueous solutions, in the system Fe-S-O, and their correlation during ore deposition;BARNES;Econ. Geol.,1961
5. Geoelektronik.;BITTERLICH,1972