1. M. Antler, Proc Sixth Internat Conf on Electric Contact Phenomena, 1972, Chicago, 43 to 63.
2. J. W. Souter, Proc Holm Seminar on Electric Contact Phenomena, 1973, Chicago, 33 to 40.
3. J. W. Souter, Proc Internepcon, 1974, Connector Symposium, 1974, Brighton, 62 to 76.
4. Alternative Finishes to Gold in the Printed Circuit Industry
5. D. T. Napp, AES 5th Plating in Electronics Symp, 1975, 28 to 33.