Pekka Koskela, Juha Heinonen, Shanmugalingam, Nageswari and Tyson, Jeremy T. <br/><br/>
Sobolev Spaces on Metric Measure Spaces  An Approach Based on Upper Gradients 

 - Cambridge :   Cambridge University Press,   ©2015. 
 - xi, 434 p. 
 - New Mathematical Monographs  Vol. 27 .
<br/><br/><label>ISBN: </label>9781316135914 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Metric spaces<br/>Sobolev spaces
<br/><br/><label>Dewey Class. No.: </label>515.7