Sanders, J. A Verhulst, F <br/><br/>
Averaging methods in nonlinear dynamical systems 

 - New York  Springer-Verlag  1985 
 - x, 247p.  22 cm.  HB 
 - Applied mathematical science .
<br/><br/><label>ISBN: </label>0387962298 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Differential equations,nonlinear-numerical solutions
<br/><br/><label>Dewey Class. No.: </label>515.355  / SAN