Beals, Richard <br/><br/>
Calculus on Heisenberg manifolds  / 

 - Princeton:  Princeton University Press,  1988 
 - viii, 194p. Bibl. Index. 
 - Annals of Mathematics studies    119 .
<br/><br/> "Purchased under NBHM grant for the year 2002-2003" 
<br/><br/><label>ISBN: </label>0691085013 
<br/><br/><label>Dewey Class. No.: </label>515.64  / B366.CH