Secure distributed data aggregation / 
Haowen Chan ... [et al.]. 
 - Boston, Mass. :  Now,  c2011 
 - ix, 53 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9781601984500 1601984502 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Database management<br/>Information storage and retrieval systems