Gopal, M. <br/><br/>
Digital control and state variable methods 

 - 2nd ed. 
 - New Delhi  Tata Mc Graw Hill  2003 
 - xvi,998 p. 
<br/><br/><label>ISBN: </label>0070483027 
<br/><br/><label>Dewey Class. No.: </label>S/C-S/T D65,77 N7G;10