- Edmond W H Lee, “Varieties of involution monoids with extreme properties”, The Quarterly Journal of Mathematics, 70, № 4, 2019, 1157
![https://doi.org/10.1093/qmath/haz003 crossref](/refsvg/svg/crossref.svg)
- João Araújo, João Pedro Araújo, Peter J. Cameron, Edmond W.H. Lee, Jorge Raminhos, “A survey on varieties generated by small semigroups and a companion website”, Journal of Algebra, 635, 2023, 698
![https://doi.org/10.1016/j.jalgebra.2023.06.030 crossref](/refsvg/svg/crossref.svg)
- Edmond W. H. Lee, Advances in the Theory of Varieties of Semigroups, 2023, 1
![https://doi.org/10.1007/978-3-031-16497-2_1 crossref](/refsvg/svg/crossref.svg)
- Edmond W. H. Lee, “Intervals of varieties of involution semigroups with contrasting reduct intervals”, Boll Unione Mat Ital, 15, № 4, 2022, 527
![https://doi.org/10.1007/s40574-022-00317-9 crossref](/refsvg/svg/crossref.svg)