Mark Kambites, Alexandr Kazda. The word problem for free adequate semigroups. IJAC, 24(6):893-908, 2014. [doi]
@article{KambitesK14,
title = {The word problem for free adequate semigroups},
author = {Mark Kambites and Alexandr Kazda},
year = {2014},
doi = {10.1142/S0218196714500404},
url = {http://dx.doi.org/10.1142/S0218196714500404},
researchr = {https://researchr.org/publication/KambitesK14},
cites = {0},
citedby = {0},
journal = {IJAC},
volume = {24},
number = {6},
pages = {893-908},
}