Arnold MeijsterMichael H. F. WilkinsonA Comparison of Algorithms for Connected Set Openings and Closings.484-494200224IEEE Trans. Pattern Anal. Mach. Intell.4https://doi.org/10.1109/34.993556http://doi.ieeecomputersociety.org/10.1109/34.993556db/journals/pami/pami24.html#MeijsterW02