I sill find this interesting, if you are familiar with Dijkstra Algorithm. Finding the k Shortest Paths by D. Eppstein https://www.ics.uci.edu/~eppstein/pubs/E

I sill find this interesting, if you are familiar with Dijkstra Algorithm. Finding the k Shortest Paths by D. Eppstein https://www.ics.uci.edu/~eppstein/pubs/Epp-SJC-98.pdf https://www.ics.uci.edu/~eppstein/pubs/Epp-SJC-98.pdf