Fong, Chan Man C.F. <br/><br/>
Perturbation methods, instability, catastrophe and chaos   
by C F Chan Man Fong and D De Kee 
 - Singapore  World Scientific  1999 
 - viii,260p. 
<br/><br/><label>ISBN: </label>981023726X 
<br/><br/><label>Dewey Class. No.: </label>515.35  / N994;1