B. Stein, T. Gollub, and D. Hoppe. 20th ACM International Conference on Information and Knowledge Management (CIKM 11), page 2141-2144. ACM, (October 2011)
D. Hoppe. Proceedings of the Schloss Dagstuhl Seminar on Challenges in Document Mining, page 81. Wadern, Germany, Leibniz-Zentrum für Informatik, (April 2011)Invited talk.
L. Zhong, D. Hoppe, N. Zhou, and O. Shcherbakov. 2nd Workshop on Artificial Intelligence and Machine Learning for Scientific Applications (AI4S) held in conjunction with IEEE Cluster 2021, (September 2021)