Thinh, Tran Quang, Tran Thi Ha, Vu Duy Hai, Nguyen Hien, and Mai Anh Tuan. “Synthesis of Coumarin Derivatives Based Fluorescent Dye towards the Detection of Cancer Cell”. Vietnam Journal of Chemistry 53, no. 5 (December 1, 2015): 641. Accessed May 2, 2024. https://vjs.ac.vn/index.php/vjchem/article/view/7635.