J. Eisenstein, B. O'Connor, N. Smith, and E. Xing. Proceedings of the 2010 Conference on Empirical Methods in Natural Language Processing, page 1277--1287. Stroudsburg, PA, USA, Association for Computational Linguistics, (2010)
C. Kling, J. Kunegis, S. Sizov, and S. Staab. Proceedings of the 7th ACM international conference on Web search and data mining, page 603--612. ACM, (2014)