@article{CRMATH_2018__356_1_44_0,
     author = {Lee, Edmond W.H.},
     title = {Varieties generated by unstable involution semigroups with continuum many subvarieties},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {44--51},
     year = {2018},
     publisher = {Elsevier},
     volume = {356},
     number = {1},
     doi = {10.1016/j.crma.2017.12.001},
     language = {en},
     url = {https://www.numdam.org/articles/10.1016/j.crma.2017.12.001/}
}