1. Alfano, R. R. (ed.) (1984) Semiconductors Probed by Ultrafast Laser Spectroscopy, Academic Press, Orlando, FL.
2. Auston, D. H., McAfee, S., Shank, C. V., Ippen, E. P. and Teschke, O. (1978) Solid State Electron., 21, 147.
3. Banyai, L. and Koch, S. W. (1986) Z. Phys. B, 63, 283.
4. Baggess, T. F., Bohnert, K. M., Mansour, K. et al. (1986) IEEE J. Quantum Electron, 22, 360.
5. Craig, D. and Miller, A. (1986) Opt. Acta, 33, 397.