Copeland, L. E. <br/><br/>
Thermodynamic theory of adsorption / by L. E. Copeland and -T. F. Young. 

 - Skokie, Illinois : tories 
 - [22] p. 
 - Bulletin 141 / Portland Cement Association .
<br/><br/> Contenido: Thermodynamics of adsorption_: barium sulfate wa-ter system / by Y. C. Wu and L. E. Copeland.