Hong Chen, Ya, Yan Xia Li, and Feng Shou Tian. “Spectrophotometric Determination of Catecholamines With Hemoglobin As Catalyst”. Asian Journal of Chemistry 24, no. 6 (February 10, 2012): 2506–2508. Accessed June 30, 2024. https://asianpubs.org/index.php/ajchem/article/view/9164.