Bronstein I. U and Kopanskii  1994 <br/><br/>
Smooth Invariant Manifolds and Normal Forms 

 - London  World Scientific Publishing  1994 
 - Pp 384  Bibliography, Symbols,Tables, Graphs, Illustrations  24 cm 
<br/><br/><label>ISBN: </label>981021572X 
<br/><br/><label>Dewey Class. No.: </label>514 B7897  / 1