Study of the impact of representation in information retrieval systems  
/ National Technical Information 
 - Washington:   National Technical Information,   1982 
 - 108p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information system 
<br/><br/><label>Subjects--Index Terms: </label>Information studies  Data retrieval  
<br/><br/><label>Universal Decimal Class. No.: </label>D 02:681.3.04   / M2