Balser,Werner <br/><br/>
Formal power series and linear systems of meromorphic ordinary differential equations 

 - NewYork  Springer  2000 
 - xviii,299p. ; 24 cm 
<br/><br/><label>ISBN: </label>9780387986906 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.2432  / BAL