Iryna Banakh, Taras O. Banakh, Serhii Bardyla. A Semigroup Is Finite Iff It Is Chain-Finite and Antichain-Finite. Axioms, 10(1):9, 2021. [doi]
@article{BanakhBB21, title = {A Semigroup Is Finite Iff It Is Chain-Finite and Antichain-Finite}, author = {Iryna Banakh and Taras O. Banakh and Serhii Bardyla}, year = {2021}, doi = {10.3390/axioms10010009}, url = {https://doi.org/10.3390/axioms10010009}, researchr = {https://researchr.org/publication/BanakhBB21}, cites = {0}, citedby = {0}, journal = {Axioms}, volume = {10}, number = {1}, pages = {9}, }