Collected Papers on environmental engineering. 

 - Tokyo :   University of Tokyo,   1991. 
 - 271 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MEDIO AMBIENTE<br/>INGENIERIA AMBIENTAL<br/>DEGRADACION DE MATERIALES ORGANICOS<br/>DEGRADACION DE ANAEROBICOS
<br/><br/><label>Universal Decimal Class. No.: </label>504