1. S. A. Medvedev, Introduction to the Technology of Semiconducting Materials [in Russian], Vysshaya Shkola, Moscow (1970).
2. V. A. Presnov and V. A. Selivanova, in: Surface and Contact Phenomena in Semiconductors [in Russian], Izd. Tomsk. Univ., Tomsk (1964), pp. 495?503.
3. A. P. Vyatkin and A. P. Vasil'ev, ibid., pp. 219?232.
4. D. K. Belashchenko, Transfer Phenomena in Liquid Metals and Semiconductors [in Russian], Atomizdat, Moscow (1974).
5. W. G. Pfann, K. E. Benson, and J. H. Wernick, J. Electronics,2, 597 (1967).