Hòa, Vũ Đình, and Nguyễn Hữu Xuân Trường. “Hamilton Cycle of Graph Sigma2 >= N”. Journal of Computer Science and Cybernetics 28, no. 2 (October 18, 2012): 153–160. Accessed November 24, 2024. https://vjs.ac.vn/index.php/jcc/article/view/2496.