1. R. Berry, P. Hall andM. Harrie, in ?Thin Film Technology? (Van Nostrand, New Jersey, 1968).
2. G. Wehner andG. Anderson in ?Handbook of Thin Film Technology?, edited by L. Maissel and R. Glang (McGraw-Hill, New York, 1970) Ch. 3.
3. D. Gerstenberg andC. Calbiok,J. Appl. Phys. 35 (1964) 402.
4. A. K. Graham (ed.) ?Electroplating Engineering Handbook?, 3rd Edn (Van Nostrand Reinhold, New York, 1971) p. 56.
5. Engelhard Industries Division, Newark, New Jersey 07028 (1986).