D. Tarasowa, A. Khalili, S. Auer, and J. Unbehauen. 5th International Conference on Computer Supported Education (CSEDU 2013 ), page 33-42. (2013)13% acceptance rate, nominated for the best-paper award..
S. Hellmann, J. Lehmann, S. Auer, and M. Nitzschke. EKAW, page 446-449. (2012)published at EKAW, preprint http://jens-lehmann.org/files/2012/ekaw_nif_combinator.pdf.
A. Khalili, S. Auer, D. Tarasowa, and I. Ermilov. Proceedings of the EKAW 2012, Springer, (2012)16% acceptance rate, nominated for the best-paper award..