CX: From relational data via SQL/XML to (Un-)Compressed XML
S. Böttcher, R. Hartel, D. Wolters, Information Systems 56 (2016) 198–213.

Modeling Cross-Device Systems with Use Case Diagrams
D. Wolters, C. Gerth, G. Engels, in: Proceedings of the CAiSE’18 Forum at the 28th International Conference on Advanced Information Systems Engineering (CAiSE’16), CEUR-WS.org, 2016, pp. 89–96.

Use Your Best Device! Enabling Device Changes at Runtime
D. Bokermann, C. Gerth, G. Engels, in: 12th International Conference on Business Process Management (BPM 2014), Springer International Publishing, 2014, pp. 357–365.

Generalizing and Improving SQL/XML Query Evaluation
S. Böttcher, D. Bokermann, R. Hartel, in: 8th International Conference on Signal Image Technology and Internet Based Systems (SITIS’12), IEEE, 2012.

Computing Compressed XML Data from Relational Databases
S. Böttcher, D. Bokermann, R. Hartel, in: Advances in Databases - 28th British National Conference on Databases, BNCOD 28, Revised Selected Papers, Springer Berlin/Heidelberg, 2011, pp. 209–220.