SpringerLink (Online service), Haasis, H., Kopfer, H., & Schönberger, J. (2006). Operations Research Proceedings 2005: Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), Bremen, September 7–9, 2005. Springer Berlin Heidelberg.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Hans-Dietrich Haasis, Herbert Kopfer, και Jörn Schönberger. Operations Research Proceedings 2005: Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), Bremen, September 7–9, 2005. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Operations Research Proceedings 2005: Selected Papers of the Annual International Conference of the German Operations Research Society (GOR), Bremen, September 7–9, 2005. Springer Berlin Heidelberg, 2006.
