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2. Simplifying XML schema: single-type approximations of regular tree languages;Gelade;J. Comput. Syst. Sci.,2013
3. Deciding top-down determinism of regular tree languages;Leupold,2021
4. Static analysis of XML transformation and schema languages;Martens,2006
5. Deterministic top-down tree automata: past, present, and future;Martens,2008