8108 K. Manivannan/R. Mathias/E. Gudowska-Nowak: Description of interacting channel gating using a stochastic markovian model. Bull. Math. Biol. 58 (1996), 141-174. 8142 Jes Stollberg: Density and diffusion limited aggregation in membranes. Bull. Math. Biol. 57 (1995), 651-677.