Puu, Tonu <br/><br/>
Nonlinear economic dynamics  Fourth, completely revised and Enlarged edition 
Tonu Puu 
 - Berlin  Springer  1997 
 - 288 p  fig  24 cm 
<br/><br/> Contine bibliogr. si index 
<br/><br/><label>ISBN: </label>3540627685 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations