Barbe, Edwin C. <br/><br/>
Linear control systems / 
Edwin C. Barbe 
 - Scranton, Pa. :  International Textbook,  1963 
 - xv, 424 p. :  ill. ;  24 cm. 
<br/><br/>p. 419-420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Control theory<br/>Automatic control