Ghosh, Subir Kumar. <br/><br/>
Visibility algorithms in the plane 
by Subir Kumar Ghosh 
 - Cambridge  Cambridge University Press  c2007 
 - xiii, 318p.:  ill.;  26cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0521875749 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer vision<br/>DKM,AKM