00275nam a2200109Ia 4500008004100000082001700041100001500058245002500073260002800098300001100126650002800137240817s9999    xx            000 0 und d  a621.811 S552  aSmith,J.M. 0aChem. engg. kinetics  c1970a New Yorkb M.G.H  a612 p.  a Electrical Engineering