Sy Hien, Dinh, and Truong Hong Loan. “DEVELOPMENT OF SOFTWARE FOR DIGITAL SPECTRUM ANALYZER”. VNUHCM Journal of Science and Technology Development 8, no. 4 (April 30, 2005): 39-43. Accessed August 18, 2025. https://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2987.