Hoffmann, A.. "A pattern based approach for analysing requirements in socio-technical systems engineering." Paper presented at the meeting of the 20th European Conference on Information Systems Doctoral Consortium (ECIS 2012 DC), Barcelona, Spain, 2012.

Hoffmann, A.. "A Pattern-Based Approach for Analysing Requirements in Socio-technical Systems Engineering." Paper presented at the meeting of the 20th IEEE International Requirements Engineering Conference Doctoral Symposium (RE 2012 DS), Chicago, Illinois, USA, 2012.

Hoffmann, A., Hoffmann, H. and Leimeister, J. M.. "Anforderungen an Software Requirement Pattern in der Entwicklung sozio-technischer Systeme." Paper presented at the meeting of the 42. Jahrestagung der Gesellschaft für Informatik e.V. (GI), Braunschweig, Germany, 2012.

Hoffmann, A., Söllner, M. and Hoffmann, H.. "Twenty software requirement patterns to specify recommender systems that users will trust." Paper presented at the meeting of the 20th European Conference on Information Systems (ECIS), Barcelona, Spanien, 2012.