Update publications.md

Author: thoffma

publications.md

@@ -56,10 +56,13 @@ Mühleder, Peter, Hoffmann, Tracy, & Rämisch, Florian. (2019). Video Game Platf
 
 ## 2019
 
-Jean-Frédéric Berthelot, Tracy Hoffmann and Envel Le Hir. Sum of All video games − 2019 edition. WikidataCon 2019, Berlin, 26. December 2019.
+Jean-Frédéric Berthelot, Tracy Hoffmann and Envel Le Hir. Sum of All video games − 2019 edition. WikidataCon 2019, Berlin, 26. October 2019.
 [Video](https://commons.wikimedia.org/wiki/File:WikidataCon_2019_-_Sum_of_all_video_games.pdf) and
 [Presentation](https://media.ccc.de/v/wikidatacon2019-1074-sum_of_all_video_games_2019_edition)
 
+Tracy Hoffmann. Using Wikidata for Video Game Research - Experiences, Opportunities and Challenges for Research Data Management. Wikidata goes Libraries, Vienna, 18. October 2019.
+[Presentation]( Zenodo. http://doi.org/10.5281/zenodo.3515882)
+
 Konstantin Freybe, Florian Rämisch and Tracy Hoffmann. With small steps to the big picture - A method and tool negotiation workflow. Twin Talks: Understanding Collaboration in DH at DHN 2019.
 [http://www.clarin.eu/sites/default/files/DHN\_2019\_diggr.pdf](http://www.clarin.eu/sites/default/files/DHN_2019_diggr.pdf)