(2007). The traveling salesman problem and its variations / edited by Gregory Gutin, Abraham P. Punnen.
Chicago-viite (17. p.)The Traveling Salesman Problem and Its Variations / Edited by Gregory Gutin, Abraham P. Punnen. 2007.
MLA-viite (9. p.)The Traveling Salesman Problem and Its Variations / Edited by Gregory Gutin, Abraham P. Punnen. 2007.
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