Ngoan, Dang. “INTENSIFYING PROCESS OF METALLIC DIFFUSION WHEN CHEMICAL HEAT TREATMENT BY ADDING LOW MELTING TEMPERATURE ELEMENTS IN DIFFUSIVE COMPOSITION”. Science and Technology Development Journal 5, no. 3&4 (April 30, 2002): 51-53. Accessed November 23, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3415.