Shi, Jing-jing, Ling-Ling Zhao, Xiao-Xiao Zhang, Chao Wang, Yu Wan, Zhou Xu, and Hui Wu. 2011. “Synthesis of Chiral Tricarbonylchromium(0) Aromatic Aldehydes and Their Asymmetric Aldol Reaction With Acetone”. Asian Journal of Chemistry 23 (12):5319-22. https://asianpubs.org/index.php/ajchem/article/view/11099.