1. Thomae, M., Fabian, T., Lieb, R., Ruske, G.: A One-Stage Decoder for Interpretation of Natural Speech. In: Proc. NLP-KE 2003, Beijing, China (2003)
2. Lieb, R., Ruske, G.: Natural Dialogue Behaviour Using Complex Information Services in Cars. Institute for Human Machine Communication, Techn. University, Munich, Germany, Tech. Rep (2003)
3. Thomae, M., Fabian, T., Lieb, R., Ruske, G.: Hierarchical Language Models for One-Stage Speech Interpretation. In: Proc. Eurospeech, Lisbon, Portugal (2005)
4. Ward, W.: The CMU Air Travel Information Service: Understanding Spontaneous Speech. In: Proc. Workshop on Speech and Natural Language. Hidden Valley, Pennsylvania, pp. 127–129 (1990)
5. Blackburn, P., Bos, J.: Representation and Inference for Natural Language. Leland Stanford Junior University: CLSI Publications (2005)