Contribution in edited book

Koch, M., Modeling the dynamics of finger instabilities in porous media: Evidence for fractal and nonlinear system behavior, In: Advances in Hydroscience & Engineering, Vol. I, Part B, Wang, Sam S.Y. (ed.), pp. 1763 - 1774, Center for Computational Hydrosciene and Engineering, The University of Mississippi, 1993, Proceedings of the International Conference on Hydroscience & Engineering, Washington, DC., June, 7-11, 1993.