Walters, R. B. <br/><br/>
Hydraulic and electro-hydraulic control systems 
R. B. Walters 
 - London  Elsevier Applied Science  1991 
 - 251 p. : ill. ; 23 cm. 
<br/><br/> Based on the author's Hydraulic and electro-hydraulic servo systems 
<br/><br/>p. 245-246. 
<br/><br/><label>ISBN: </label>1851665560  RM392.49 
<br/><br/><label>LCCN: </label>90-47179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hydraulic servomechanisms