Kelly, Paul Joseph, <br/><br/>
The non-euclidean hyperbolic plane :  Its structure and consistency / 
Paul kelly, Gordon matthews 
 - 333 páginas 
 - Universitext,  0172-5939 .
<br/><br/><label>ISBN: </label>0387905529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometría hiperbólica
<br/><br/><label>LC Class. No.: </label>QA685  / K44