A. Ruopp, P. Daus, A. Ruprecht, and S. Riedelbauch. 10th European Wave and Tidal Energy Conference (EWTEC), page 10. Aalborg, Denmark, (2th-5th, September 2013)
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.
B. Stein, T. Gollub, and D. Hoppe. 20th ACM International Conference on Information and Knowledge Management (CIKM 11), page 2141-2144. ACM, (October 2011)
B. Stein, D. Hoppe, and T. Gollub. 13th Conference of the European Chapter of the Association for Computational Linguistics (EACL 12), page 570-579. Association for Computational Linguistics, (April 2012)
T. Gollub, B. Stein, S. Burrows, and D. Hoppe. 9th International Workshop on Text-based Information Retrieval (TIR 12) at DEXA, page 151-155. Los Alamitos, California, IEEE, (September 2012)
B. Stein, T. Gollub, and D. Hoppe. 21st ACM International Conference on Information and Knowledge Management (CIKM 12), page 1940-1944. ACM, (October 2012)
M. Wernke, P. Skvortsov, F. Dürr, and K. Rothermel. Personal and Ubiquitous Computing (Special Issue on Security and Trust in Context-Aware Systems), 18 (1):
163--175(2014)