1. Aleven, V. (1997). Teaching Case-Based Argumentation through a Model and Examples. Ph.D. thesis. University of Pittsburgh, Pittsburgh, PA, USA
2. Aone, C., Okurowski, M. E., Gorlinsky, J., and Larsen, B. (1999). A Trainable Summarizer with Knowledge Acquired from Robust NLP Techniques. In: Mani I., and Maybury M.T. (eds), Advances in Automatic Text Summarization, 71–80. MIT Press, Cambridge Massechusetts
3. Banko, M., Mittal, V., Kantrowitz, M., and Goldstein, J. (1999). Generating Extraction-Based Summaries from Hand-Written Summaries by Aligning Text Spans. In Proceedings of the 4th Meeting of the Pacific Association for Computational Linguistics. Waterloo, Ontario, Canada
4. Borko, H., and Bernier, C. L. (1975). Abstracting Concepts and Methods. Academic Press, New York
5. Carletta, J., Evert, S., Heid, U., Kilgour, J., Robertson, J., and Voormann, H. (2003). The NITE XML Toolkit: Flexible Annotation for Multi-modal Language Data. Behavior Research Methods, Instruments, and Computers, special issue on Measuring Behavior 35(3):353–363