Innovations in information retrieval :  perspectives for theory and practice / 
edited by Allen Foster and Pauline Rafferty. 
 - London :  Facet,  2011. 
 - xviii, 156 p. :  ill. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9781856046978 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information retrieval--Technological innovations.