1. For a review see, e.g., D. Bäuerle: Mater. Res. Soc. Symp. Proc.17, 19?28 (Elsevier, New York 1983)
2. D. Bäuerle: InSurface Studies with Lasers, ed. by F. R. Aussenegg, A. Leitner, M. E. Lippitsch, Springer Ser. Chem. Phys.33 (Springer, Berlin, Heidelberg, New York 1983) pp. 178?188
3. W. Kräuter, D. Bäuerle, F. Fimberger: Appl. Phys. A31, 13 (1983)
4. K. Piglmayer, J. Doppelbauer, D. Bäuerle: Mater. Res. Soc. Symp. Proc. (Elsevier, New York 1984)
5. A.J. Davies:The Finite Element Method (Clarendon Press, Oxford 1980)