Abbasi, S. S <br/><br/>
Modelling and simulation of biogas systems economics 
S. S Abbasi 
 -  c.1993 
<br/><br/><label>ISBN: </label>8170245338 
<br/><br/><label>Subjects--Topical Terms: </label> Electrical engineering --EE
<br/><br/><label>Dewey Class. No.: </label>665.776 ABB