@InProceedings{ciobanu_et_al:LIPIcs.ICALP.2020.120,
author = {Ciobanu, Laura and Logan, Alan D.},
title = {{The Post Correspondence Problem and Equalisers for Certain Free Group and Monoid Morphisms}},
booktitle = {47th International Colloquium on Automata, Languages, and Programming (ICALP 2020)},
pages = {120:1--120:16},
series = {Leibniz International Proceedings in Informatics (LIPIcs)},
ISBN = {978-3-95977-138-2},
ISSN = {1868-8969},
year = {2020},
volume = {168},
editor = {Czumaj, Artur and Dawar, Anuj and Merelli, Emanuela},
publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik},
address = {Dagstuhl, Germany},
URL = {https://drops-dev.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2020.120},
URN = {urn:nbn:de:0030-drops-125271},
doi = {10.4230/LIPIcs.ICALP.2020.120},
annote = {Keywords: Post Correspondence Problem, marked map, immersion, free group, free monoid}
}