The Post Correspondence Problem and Equalisers for Certain Free Group and Monoid Morphisms. - Laura Ciobanu; Alan D. Logan (ICALP, 2020)

Variations on the Post Correspondence Problem for Free Groups. - Laura Ciobanu; Alan D. Logan (DLT, 2021)

Post's correspondence problem for hyperbolic and virtually nilpotent groups. - Laura Ciobanu; Alex Levine; Alan D. Logan (CoRR, 2022)