Rothkrantz LJ, Wiggers P. Multimodal Labeling. In: Matousek V, Mautner P, editors. Text and Speech and Dialogue 2009. Vol 5729. Berlin and Heidelberg and New York: Springer; 2009. p. 242-9.
van Willigen I, Rothkrantz LJ, Wiggers P. Lexical Affinity Measure between Words. In: Matousek V, Mautner P, editors. Text and Speech and Dialogue 2009. Vol 5729. Berlin and Heidelberg and New York: Springer; 2009. p. 234-41.
Wiggers P, Rothkrantz LJ. Combining Topic Information and Structure Information in a Dynamic Language Model. In: Matousek V, Mautner P, editors. Text and Speech and Dialogue 2009. Vol 5729. Berlin and Heidelberg and New York: Springer; 2009. p. 218-25.
Fitrianie S, Rothkrantz LJ. Language-Independent Communication using Icons on a {PDA}. In: maousek V, Mautner P, Pavelka T, editors. Text and Speech and Dialog. Berlin-Heidelberg-New York: Springer; 2005. p. 404-11. Abstract
van Dalen RC, Wiggers P, Rothkrantz LJ. Modelling Lexical Stress. In: Matousek V, Mautner P, Pavelka T, editors. Text and Speech and Dialogue. Berlin-Heidelberg-New York: Springer Verlag; 2005. p. 211-8. Abstract
Fitrianie S, Wiggers P, Rothkrantz LJ. A Multi-modal Eliza Using Natural Language Processing and Emotion Recognition. In: Matousek V, Mautner P, editors. Text Speech and Dialogues. http://springerlink.metapress.com: Springer-Verlag Heidelberg; 2003. p. 394-9. Abstract