1. J. Crank, G.S. Park (Eds.), Diffusion in Polymers, Academic Press, London, 1968
2. J. Crank, The Mathematics of Diffusion, 2nd ed., Clarendon Press, Oxford, 1975
3. Sorption and surface flow in graphitized carbon membranes. I: The steady-state;Ash;Proc. R. Soc. London, Ser. A,1967
4. Theory of transport in membranes. I: Steady-state;Ash;J. Phys. D,1971
5. Diffusion of some n-paraffins in zeolite A;Barrer;J. Chem. Soc., Faraday Trans. I,1974