1. For a compendium of recent progress in this area, see the Surface Damage and Topography Section of the Proceedings of the Conference on Ion-Surface Interaction published in this issue and the references included there
2. Dimensional expansion and surface microstructure in helium-implanted erbium and erbium-hydride films
3. Brice, D. K. April 1970. April, private communication
4. ION IMPLANTATION DEPTH DISTRIBUTIONS: ENERGY DEPOSITION INTO ATOMIC PROCESSES AND ION LOCATIONS
5. Blewer, R. S. and Maurin, J. K. 1972. 30th Annual Conference Electron Microscope Soc. Amer. August14–181972, Los Angeles, Calif.