Sustainable energy :  recent studies / 
edited by Alemayehu Gebremedhin 
 - Croatia :  INTECH,  2012 
 - viii, 166 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9789535109129 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Renewable energy sources