Thi Hai, V., and H. Ngoc Cuong. “GLYCOLIZATION OF POLYETHYLENE TEREPHTALATE (PET) FROM WASTE BOTTLE BY DIETHYLENE GLYCOL (DEG)”. VNUHCM Journal of Science and Technology Development, Vol. 11, no. 6, June 2008, pp. 92-99, doi:https://doi.org/10.32508/stdj.v11i6.2655.