Superdiffusion and encounter rates in diluted, low dimensional worldsF. Bartumeus, P. Fernández, M. G.E. da Luz, J. Catalan, R. V. Solé and S. A. LevinEur. Phys. J. Special Topics, 157 (2008) 157-166DOI: https://doi.org/10.1140/epjst/e2008-00638-6