Olver, Peter J. <br/><br/>
Equivalence, invariants, and symmetry 

 - New York  Cambridge University Press  2088 
 - xv, 525p. :  22 cm 
<br/><br/><label>ISBN: </label>9780521101042 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Differential
<br/><br/><label>Dewey Class. No.: </label>515.3 OLV