G. Gossen, E. Demidova, and T. Risse. Proceedings of the 21st International Conference on Theory and Practice of Digital Libraries, volume 10450 of Lecture Notes in Computer Science, page 116-127. Springer, (2017)
H. Holzmann, W. Nejdl, and A. Anand. Proceedings of the 2017 ACM on Web Science Conference, WebSci 2017, Troy, NY, USA, June 25 - 28, 2017, page 289--298. (2017)