Brauer, Fred. <br/><br/>
The qualitative theory of ordinary differential equations :  an introduction / 
Fred Brauer and John A. Nohel. 
 - New York :  W. A. Benjamin.  1969. 
 - xi, 314 p. :  ill. ;  24 cm. 
<br/><br/>Bibliography: p. 302-303. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.<br/>Stability.