Keen, Linda <br/><br/>
Hyperbolic geometry from a local viewpoint 

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 - Cambridge  Cambridge University  2007 
 - x, 271p.   
<br/><br/>   
<br/><br/><label>ISBN: </label>9780521682244 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Subjects--Index Terms: </label>Geometry, Hyperbolic 
<br/><br/><label>Dewey Class. No.: </label>514.133