John L. Rhodes, Benjamin Steinberg. Pointlike Sets, Hyperdecidability and the Identity Problem for Finite Semigroups. IJAC, 9(3-4):475-482, 1999. [doi]
@article{RhodeS99,
title = {Pointlike Sets, Hyperdecidability and the Identity Problem for Finite Semigroups},
author = {John L. Rhodes and Benjamin Steinberg},
year = {1999},
doi = {10.1142/S021819679900028X},
url = {http://dx.doi.org/10.1142/S021819679900028X},
researchr = {https://researchr.org/publication/RhodeS99},
cites = {0},
citedby = {0},
journal = {IJAC},
volume = {9},
number = {3-4},
pages = {475-482},
}