00446nba|a2200157 i 450000500170000000800410001703500150005810000250007324500630009826000260016130000130018750000370020050000120023765000210024970000180027020260818133636.0030313n1990    xx                  tha d  a.b118399220 aPichai Nimityongskul10aHistory and background of fly ash /c... and Sun Sayamipuk  aS.l. :bs.n.,c[199-]  a33-37 p.  aArticle from EGAT Journal View T  aIn Thai10aFly ashxHistory0 aSun Sayamipuk