SpringerLink (Online service), Helber, S., Breitner, M., Rösch, D., Schön, C., Graf von der Schulenburg, J., . . . Wolter, A. (2014). Operations Research Proceedings 2012: Selected Papers of the International Annual Conference of the German Operations Research Society (GOR), Leibniz University of Hannover, Germany, September 5-7, 2012. Springer International Publishing : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), et al. Operations Research Proceedings 2012: Selected Papers of the International Annual Conference of the German Operations Research Society (GOR), Leibniz University of Hannover, Germany, September 5-7, 2012. Cham: Springer International Publishing : Imprint: Springer, 2014.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Operations Research Proceedings 2012: Selected Papers of the International Annual Conference of the German Operations Research Society (GOR), Leibniz University of Hannover, Germany, September 5-7, 2012. Springer International Publishing : Imprint: Springer, 2014.
