Davies D R <br/><br/>
Human vigilance performance 

 -  1970 
<br/><br/><label>Standard No.: </label>80,077 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PSYCHOLOGY
<br/><br/><label>Dewey Class. No.: </label>S:2:31, L0-;1