@InProceedings{freydenberger_et_al:LIPIcs.ICALP.2021.130, author = {Freydenberger, Dominik D. and Peterfreund, Liat}, title = {{The Theory of Concatenation over Finite Models}}, booktitle = {48th International Colloquium on Automata, Languages, and Programming (ICALP 2021)}, pages = {130:1--130:17}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-195-5}, ISSN = {1868-8969}, year = {2021}, volume = {198}, editor = {Bansal, Nikhil and Merelli, Emanuela and Worrell, James}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2021.130}, URN = {urn:nbn:de:0030-drops-141997}, doi = {10.4230/LIPIcs.ICALP.2021.130}, annote = {Keywords: finite model theory, word equations, descriptive complexity, model checking, document spanners} }