- Christine Strauss, Gabriele Kotsis, A Min Tjoa, Ismail Khalil, editors, Database and Expert Systems Applications - 32nd International Conference, DEXA 2021, Virtual Event, September 27-30, 2021, Proceedings, Part I. Volume 12923 of Lecture Notes in Computer Science, Springer, 2021.
- Christine Strauss, Gabriele Kotsis, A Min Tjoa, Ismail Khalil, editors, Database and Expert Systems Applications - 32nd International Conference, DEXA 2021, Virtual Event, September 27-30, 2021, Proceedings, Part II. Volume 12924 of Lecture Notes in Computer Science, Springer, 2021.