Simon Wimmer, Peter Lammich. The Floyd-Warshall Algorithm for Shortest Paths. Archive of Formal Proofs, 2017, 2017. [doi]
@article{WimmerL17, title = {The Floyd-Warshall Algorithm for Shortest Paths}, author = {Simon Wimmer and Peter Lammich}, year = {2017}, url = {https://www.isa-afp.org/entries/Floyd_Warshall.shtml}, researchr = {https://researchr.org/publication/WimmerL17}, cites = {0}, citedby = {0}, journal = {Archive of Formal Proofs}, volume = {2017}, }