Szukana fraza: [Bibliografia = %2231. Kruskal J.B.%2C 1956%2C On the shortest spanning subtree of a graph and the traveling salesman problem%2C Proceedings of the American Mathematical Society%2C 7%2C s. 48%5C-50. https%5C:%5C%2F%5C%2Fdoi.org%5C%2F10.2307%5C%2F2033241%22]

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