Pimchanok Boonchoo และผู้แต่งคนอื่นๆ. (2017) Reduction of Heavy Metals Leaching from Sludge of Activated Sludge of Domestic Wastewater Treatment System. <i>NARESUAN UNIVERSITY ENGINEERING JOURNAL</i>, <i>12</i>(1), 55-62.Pimchanok Boonchoo และผู้แต่งคนอื่นๆ. "Reduction of Heavy Metals Leaching from Sludge of Activated Sludge of Domestic Wastewater Treatment System". NARESUAN UNIVERSITY ENGINEERING JOURNAL 12 (2017):55-62.Pimchanok Boonchoo และผู้แต่งคนอื่นๆ. Reduction of Heavy Metals Leaching from Sludge of Activated Sludge of Domestic Wastewater Treatment System. Faculty of Engineeing Naresuan University:ม.ป.ท. 2017.