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Developments in Language Theory [E-Book] : 14th International Conference, DLT 2010, London, ON, Canada, August 17-20, 2010. Proceedings /
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Foundations of Information and Knowledge Systems [E-Book] : 6th International Symposium, FoIKS 2010, Sofia, Bulgaria, February 15-19, 2009. Proceedings /
3
Developments in Language Theory [E-Book] : 15th International Conference, DLT 2011, Milan, Italy, July 19-22, 2011. Proceedings /