Bonfiglioli, Andrea. <br/><br/>
Stratified Lie groups and potential theory for their sub-Laplacians / 
A. Bonfiglioli, E. Lanconelli, F. Uguzzoni. 
 - Berlin ;  New York :  Springer,  c2007. 
 - xxvi, 800 p. :  ill. ; 
 - Springer monographs in mathematics,  1439-7382 .
<br/><br/><label>ISBN: </label>9783540718963 3540718966 
<br/><br/><label>Subjects--Index Terms: </label>Potential theory  Harmonic functions  Laplacians Opeartor  Lie groups  Differential equations, Partial 
<br/><br/><label>Universal Decimal Class. No.: </label>512.81  / BON