Robert Gray, António Malheiro, Stephen J. Pride. Homotopy bases and finite derivation type for Schützenberger groups of monoids. Journal of Symbolic Computation, 50:50-78, 2013. [doi]
@article{GrayMP13,
title = {Homotopy bases and finite derivation type for Schützenberger groups of monoids},
author = {Robert Gray and António Malheiro and Stephen J. Pride},
year = {2013},
doi = {10.1016/j.jsc.2012.05.006},
url = {http://dx.doi.org/10.1016/j.jsc.2012.05.006},
researchr = {https://researchr.org/publication/GrayMP13},
cites = {0},
citedby = {0},
journal = {Journal of Symbolic Computation},
volume = {50},
pages = {50-78},
}