Ngũ Trường, Nhân. “Isolate and Determine the Structure of Chalcone from Dalbergia Tonkinesis Prain”. SCIENTIFIC JOURNAL OF TAN TRAO UNIVERSITY 5, no. 14 (April 7, 2021): 86–89. Accessed May 3, 2024. https://tckh.daihoctantrao.edu.vn/index.php/sjttu/article/view/299.