J. Frey, и S. Hellmann. Companion of The Web Conference 2021, Virtual Event / Ljubljana, Slovenia, April 19-23, 2021, стр. 431--435. ACM / IW3C2, (2021)
C. Chiarcos, S. Nordhoff, и S. Hellmann (Ред.) Springer, Heidelberg, (2012)companion volume of the Workshop on Linked Data in Linguistics 2012 (LDL-2012), held in conjunction with the 34th Annual Meeting of the German Linguistic Society (DGfS), March 2012, Frankfurt/M., Germany.
C. Stadler, M. Martin, J. Lehmann, и S. Hellmann. 6th Workshop on Scripting and Development for the Semantic Web Colocated with ESWC 2010 30th or 31st May, 2010 Crete, Greece, (2010)
C. Neto, D. Kontokostas, S. Hellmann, K. Müller, и M. Brümmer. Proceedings of the Workshop on Linked Data on the Web co-located with the 25th International World Wide Web Conference (WWW 2016), (апреля 2016)
kmueller stadler singh hellmann. Proceedings of the Workshop on 3rd Workshop on Linked Data Quality co-located with the European Semantic Web Conference 2016 (ESWC 2016), (мая 2016)
B. Klimek, J. McCrae, C. Lehmann, и S. Hellmann. Proceedings of Language, Data, and Knowledge - First International Conference, LDK 2017, том 10318 из Lecture Notes in Computer Science, стр. 42--57. Springer Verlag, (2017)
B. Klimek, M. Ackermann, A. Kirschenbaum, и S. Hellmann. Proceedings of the International Conference of the German Society for Computational Linguistics and Language Technology, German Society for Computational Linguistics and Language Technology, (2017)
A. Klebeck, S. Hellmann, C. Ehrlich, и S. Auer. The Semanic Web: Research and Applications, том 6644 из Lecture Notes in Computer Science, Springer Berlin / Heidelberg, (2011)