1. F. P. Bailey andK. J. T. Black,J. Mater Sci. 13 (1978) 1045.
2. CSIRO and the Flinders University of South Australia, ?Chemical Bonding of Metals to Ceramic Materials?, British Patent No. 1352775, Australian Patent No. 452651, Italian Patent No. 920003, Japanese Patent Application 7473/71, US Patent Application 588171.