Forlizzi, Luca, Juraj Hromkovič, Guido Proietti, and Sebastian Seibert. “On the Stability of Approximation for Hamiltonian Path Problems”. Algorithmic Operations Research 1, no. 1 (January 24, 2006). Accessed November 23, 2024. https://journals.lib.unb.ca/index.php/AOR/article/view/95.