Diffusion processes in environmental systems 
J. Crank .. [et al.] 
 - London  Macmillan  1981 
 - xi, 160 p.  ill.  25cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Diffusion<br/>Molecules
<br/><br/><label>Dewey Class. No.: </label>539  / .6