@InProceedings{place_et_al:LIPIcs.ICALP.2019.126, author = {Place, Thomas and Zeitoun, Marc}, title = {{On All Things Star-Free}}, booktitle = {46th International Colloquium on Automata, Languages, and Programming (ICALP 2019)}, pages = {126:1--126:14}, series = {Leibniz International Proceedings in Informatics (LIPIcs)}, ISBN = {978-3-95977-109-2}, ISSN = {1868-8969}, year = {2019}, volume = {132}, editor = {Baier, Christel and Chatzigiannakis, Ioannis and Flocchini, Paola and Leonardi, Stefano}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/LIPIcs.ICALP.2019.126}, URN = {urn:nbn:de:0030-drops-107028}, doi = {10.4230/LIPIcs.ICALP.2019.126}, annote = {Keywords: Regular languages, separation problem, star-free closure, group languages} }