Albano, Paolo,  1969- <br/><br/>
Wave front set of solutions to sums of squares of vector fields / 
Paolo Albano, Antonio Bove. 
 - Providence, Rhode Island :  American Mathematical Society,  2012. 
 - 1 online resource (91 p.). 
 - Memoirs of the American Mathematical Society,  Volume 221, Number 1039  1947-6221 ; .
<br/><br/> "January 2013, Volume 221, Number 1039 (third of 5 numbers)." 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780821875704 9780821894613 (e-book) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wavelets (Mathematics)<br/>Summability theory.<br/>Vector fields.