Zhai, Qing-Zhou, Hui Yu, Wei-Hua Hu, and Peng-Hui Zhu. 2011. “Kinetic Method for Determination of Trace Amounts of Protein Based on Its Inhibitive Effect on Potassium Periodate-(Dibromo-P-Sulfonic Acid Arsenazo) Indicator Reaction”. Asian Journal of Chemistry 23 (9):4072-78. https://asianpubs.org/index.php/ajchem/article/view/10798.