Ngọc Minh, Tran, Nguyen Anh, Do Quoc Tuan, and Bui Tuan Anh. “RESOURCE RESERVATION SERVICE ON PORTABLE BATCH SYSTEM”. Science and Technology Development Journal 10, no. 13 (December 31, 2007): 12-17. Accessed May 20, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/2860.