1. E. H. Putley, The Hall Effect and Related Phenomena, London, Butterworths, 1960.
2. H. Ehrenreich, Phys. Rev.,120, 1951, 1960.
3. C. Hilsum, In: Progress in Semiconductors, Ed. A. F. Gibson, London, Heywood Co. Ltd.,9, 137, 1965.
4. H. Piller, Proc. Int. Conf. Semicond. Phys., Kyoto, 1966, p. 206.
5. D. L. Rode, Phys. Rev.,B
2, 1012, 1970.