1. All shortest routes in a graph;Dantzig,1967
2. All shortest routes from a fixed origin in a graph;Dantzig,1967
3. A note on two problems in connection with graphs;Dijkstra;Numerische Math.,1959
4. An appraisal of some shortest-path algorithms;Dreyfus;Operations Research,1969
5. Algorithm 97, shortest path;Floyd;Commun. A.C.M.,1962