Weakly differentiable mappings between manifolds/ 
Piotr Hajlasz ... [et al.]. 
 - Providence, R.I.:  American Mathematical Society,  2008. 
 - vii, 72 p.;  26 cm. 
 - Memoirs of the American Mathematical Society;  no. 899,  0065-9266 .
<br/><br/>Includes bibliographical references (p. 71-72). 
<br/><br/><label>ISBN: </label>9780821840795 (alk. paper) 0821840797 (alk. paper) 
<br/><br/><label>LCCN: </label>2007060584 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differentiable manifolds.<br/>Sobolev spaces.
<br/><br/><label>Dewey Class. No.: </label>510 s  516.3/6