Book Chapters
- Extraction and Representation of Financial Entities from Text. Tim Repke and Ralf Krestel. In: S. Consoli, D. Reforgiato Recupero, M. Salsana, editors. Data Science for Economics and Finance: Methodologies and Applications. Springer Book Chapter, ISBN 978-3030668907. 2021.
- Toxic Comment Detection in Online Discussions. Julian Risch and Ralf Krestel. In: Basant Agarwal, Richi Nayak, Namita Mittal, and Srikanta Patnaik, editors. Deep learning based approaches for sentiment analysis. Springer Book Chapter, ISBN 978-9811512155. 2020.
- Integrating Wiki Systems, Natural Language Processing, and Semantic Technologies for Cultural Heritage Data Management. René Witte, Thomas Kappler, Ralf Krestel, and Peter C. Lockemann. In: Caroline Sporleder, Antal Bosch, and Kalliopi Zervanou, editors. Language Technology for Cultural Heritage. Springer Book Chapter, ISBN 978-3642202278. 2011.