1. A. Takaku andR. G. C. Arridge,J. Phys. D: Appl. Phys. 6 (1973) 2038.
2. D. H. Kaelble,J. Adhesion 5 (1973) 245?64.
3. L. B. Greszczuk, in ?Interfaces in Composites? Edited by M. Salkind, ASTM STP 425 (American Society for Testing and Materials, Philadelphia, 1969) pp. 42?58.
4. P. Lawrence,J. Mater. Sci. 7 (1972) 1.
5. J. O. Outwater andM. C. Murphy, 24th Annual Technical Conference, Reinforced Plastics/ Composites Division (Society of the Plastics Industry, Inc., New York, 1969) Paper 11c.