Babel, Luitpold, and Gerhard J. Woeginger. “Pseudo-Hamiltonian Graphs”. Acta Cybernetica 14, no. 4 (January 1, 2000): 553-567. Accessed March 29, 2024. https://cyber.bibl.u-szeged.hu/index.php/actcybern/article/view/3550.