Thomas, E <br/><br/>
Proceedings : Advances in Vacuum Science and Technology 

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 - Oxford  Pergamon Press  1960 
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<br/><br/>  International Congress on Vacuum Techniques, Ist Namur, Belgium, 1958. 
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<br/><br/><label>Subjects--Index Terms: </label>Fundamental Problems in Vacuum Teachniques, Ultra-High 
<br/><br/><label>Dewey Class. No.: </label>66-982