Tomovic, Rajko. <br/><br/>
Introduction to nonlinear automatic control systems 

 - London :   Wiley,   1966. 
 - p. 172 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SISTEMAS DE CONTROL<br/>CONTROL AUTOMATICO<br/>ESTABILIDAD<br/>SISTEMAS NO LINEALES
<br/><br/><label>Universal Decimal Class. No.: </label>681.5