Giacaglia, Giorgio E. O.,  1935- <br/><br/>
Perturbation methods in non-linear systems / 
G. E. O. Giacaglia. 
 - New York :  Springer-Verlag,  1972. 
 - viii, 369 p. ;  26 cm. 
 - Applied Mathematical Sciences  Vol. 8 .
 - Applied Mathematical Sciences (Springer-Verlag New York Inc.) ;  Vol. 8. .
<br/><br/>Includes bibliogr. references 
<br/><br/><label>ISBN: </label>0387900543 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations, Nonlinear<br/>Perturbation (Mathematics)