Quang Hinh, Tran, and Nguyen Van Den. “THE EXAMINATION SOME AMINO ACIDS BY THE VIBRATIONAL SPECTRA AND QUANTUM COMPUTATION METHODS (AB INITIO)”. VNUHCM Journal of Science and Technology Development 6, no. 9&10 (October 31, 2003): 96-104. Accessed September 3, 2025. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3366.