%0 Journal Article %A Tomescu, Ioan %T An upper bound for the shortest hamiltonian path in the symmetric euclidean case %J RAIRO - Operations Research - Recherche Opérationnelle %D 1983 %P 297-306 %V 17 %N 3 %I EDP-Sciences %U http://www.numdam.org/item/RO_1983__17_3_297_0/ %G en %F RO_1983__17_3_297_0