Sedeño-Noda, Antonio; González-Martín, Carlos - In: European Journal of Operational Research 202 (2010) 3, pp. 628-635
We address the problem of finding the K best path trees connecting a source node with any other non-source node in a directed network with arbitrary lengths. The main result in this paper is the proof that the kth shortest path tree is adjacent to at least one of the previous (k-1) shortest path...