Rouche N <br/><br/>
Stability Theory by Liapunov's Direct Method 
/ by N.Rouche 
 - New York  Springer Verlag  1977 
 - 396p. 
<br/><br/><label>ISBN: </label>0387902589 
<br/><br/><label>Dewey Class. No.: </label>510.8  / ROU/S