TY - SER AU - Xie,Qiao-guang TI - Separation of oily sludge and glycerol from biodiesel processing waste by coagulation N1 - YA2012 M06 ISSN - 0125-3395 Sources - Songklanakarin Journal of Science and Technology Sources - 3 (6) 2011 : 699-703 ER -