@InProceedings{cachat:DagSemProc.07441.6, author = {Cachat, Thierry}, title = {{Tree Automata Make Ordinal Theory Easy}}, booktitle = {Algorithmic-Logical Theory of Infinite Structures}, pages = {1--11}, series = {Dagstuhl Seminar Proceedings (DagSemProc)}, ISSN = {1862-4405}, year = {2008}, volume = {7441}, editor = {Rod Downey and Bakhadyr Khoussainov and Dietrich Kuske and Markus Lohrey and Moshe Y. Vardi}, publisher = {Schloss Dagstuhl -- Leibniz-Zentrum f{\"u}r Informatik}, address = {Dagstuhl, Germany}, URL = {https://drops.dagstuhl.de/entities/document/10.4230/DagSemProc.07441.6}, URN = {urn:nbn:de:0030-drops-14082}, doi = {10.4230/DagSemProc.07441.6}, annote = {Keywords: Ordinals, First Order theory, Monadic Second Order Theory, tree automata} }