Dumortier Freddy <br/><br/>
Germs of differmorphisms in the plane 

 - Berlin  Springer - Verlag         1981 
 - 197p.  cm. 
 - Lecture notes in mathematics; 902 .
<br/><br/><label>Standard No.: </label>23554 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B46, M1