Preserving self-similarity in free products of semigroups. - Tara Macalister Brough; Jan Philipp Wächter; Janette Welker (Int. J. Algebra Comput., 2025)

Free inverse monoids are co-context-free. - Tara Macalister Brough; Marianne Johnson; Mark Kambites; Carl-Fredrik Nyberg-Brodda (CoRR, 2025)