Luiz Amaral, Detmar Meurers, and Ramon Ziai. Analyzing learner language: Towards a flexible NLP architecture for intelligent language tutors. Computer-Assisted Language Learning, 24(1):1--16, 2011. [ bib | .html ]

Detmar Meurers, Ramon Ziai, Niels Ott, and Stacey Bailey. Integrating parallel analysis modules to evaluate the meaning of answers to reading comprehension questions. IJCEELL. Special Issue on Automatic Free-text Evaluation, 21(4):355--369, 2011. [ bib | .html ]

Detmar Meurers, Ramon Ziai, Niels Ott, and Janina Kopp. Evaluating answers to reading comprehension questions in context: Results for German and the role of information structure. In Proceedings of the TextInfer 2011 Workshop on Textual Entailment, pages 1--9, Edinburgh, July 2011. ACL. [ bib | .pdf ]

Johannes Widmann, Kurt Kohn, and Ramon Ziai. The SACODEYL search tool -- exploiting corpora for language learning purposes. In Ana Frankenberg-Garcia, Lynne Flowerdew, and Guy Aston, editors, New Trends in Corpora and Language Learning, volume 14 of Corpora and Discourse, chapter 10, pages 167--178. Continuum International Publishing Group, London and New York, 2011. [ bib ]