Pichai Nimityongskul <br/><br/>
History and background of fly ash / 
and Sun Sayamipuk 
 - S.l. :  s.n.,  [199-] 
 - 33-37 p. 
<br/><br/> Article from EGAT Journal View T  In Thai 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fly ash--History