Treves, F <br/><br/>
Introduction to pseudo differential & fourier integral operators, vol.1  pseudodifferential operators 
F. Treves 
 - New York  Plenum Press  1980 
 - xxvii  299 
 - University series in mathematics .
<br/><br/><label>ISBN: </label>0306404036 
<br/><br/><label>Dewey Class. No.: </label>515.7  / TRE