Power system flexibility / 
Zongxiang Lu [and four others]. 
 - xviii,363 pages :  illustrations ;  25 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780323995177  RM740.85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric power systems. <br/>Electric power systems--Mathematical models.