N. N. A. Abdul Aziz and M. S. Abdul Munaim, “OPTIMIZATION OF GLYCEROL RECOVERY FROM PRETREATMENT PROCESS TO PRODUCE SUCCINIC ACID VIA ANAEROBIC FERMENTATION”, J. Chem. Eng. Ind. Biotechnol., vol. 2, no. 1, pp. 27–36, Sep. 2017, doi: 10.15282/jceib.v2i1.3804.