Efficient external-memory bisimulation on DAGs.
By George Fletcher, Herman Haverkort, and Jelle Hellings.
In Proc. 31st Conf. ACM Special Interest Group on Management of Data (SIGMOD), pages 553–564, 2012. text
I/O-optimal algorithms on grid graphs.
By Herman Haverkort. Computing Research Repository (arXiv.org), 1211.2066, 2012. text
I/O-efficient algorithms on near-planar graphs.
By Herman Haverkort and Laura Toma. Journal on Graph Algorithms and Applications, 15(4):503–532, 2011. text