Artés, Joan C.,  1961- <br/><br/>
Structurally stable quadratic vector fields/ 
Joan C. Artés, Robert E. Kooij, Jaume Llibre. 
 - Providence, R.I.:  American Mathematical Society,  1998. 
 - viii, 108 p.:  ill.;  26 cm. 
 - Memoirs of the American Mathematical Society;  no. 639  ; .
<br/><br/> "July 1998, volume 134, number 639 (fifth of 6 numbers)". 
<br/><br/>Includes bibliographical references (p. 107). 
<br/><br/><label>ISBN: </label>082180796X (alk. paper) 
<br/><br/><label>LCCN: </label>98004217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations---Numerical solutions.<br/>Stability.<br/>Vector fields.<br/>Coleções de Monografias.
<br/><br/><label>Dewey Class. No.: </label>510 s  515/.35