Siegman A E <br/><br/>
Microwave solid-state masers. 
Siegman A E 
 -  1964 
<br/><br/><label>Standard No.: </label>23172 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>C52242:72, K4