Reducibility vs. definability for pseudovarieties of semigroups

Jorge Almeida, Ondrej Klíma 0001. Reducibility vs. definability for pseudovarieties of semigroups. IJAC, 26(7):1483, 2016. [doi]

@article{AlmeidaK16-0,
  title = {Reducibility vs. definability for pseudovarieties of semigroups},
  author = {Jorge Almeida and Ondrej Klíma 0001},
  year = {2016},
  doi = {10.1142/S0218196716500648},
  url = {http://dx.doi.org/10.1142/S0218196716500648},
  researchr = {https://researchr.org/publication/AlmeidaK16-0},
  cites = {0},
  citedby = {0},
  journal = {IJAC},
  volume = {26},
  number = {7},
  pages = {1483},
}