Niu, Qian, Xiong Luo, Shou-Gao Li, Ying Meng, and Fu-Xiang Li. 2014. “Synthesis of Glyoxalic Acid Using Methyl Dichloroacetate by Microwave Method”. Asian Journal of Chemistry 26 (7):1995-97. https://doi.org/10.14233/ajchem.2014.15616.