Espe, Werner.  <br/><br/>
Materials of high vacuum technology /   
Werner Espe. 
 - Oxford :   Pergamon Press,   1968. 
 - 2 v. 
<br/><br/> Volumen 1:Metals and metalloids. Volumen 2: Silicates. Volumen 3: Auxiliary materials. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BOMBAS DE VACIO
<br/><br/><label>Universal Decimal Class. No.: </label>621.52