(1994). Operations research '93: Extended abstracts of the 18th Symposium on Operations Research held at the University of Cologne, September 1 - 3, 1993. Physica-Verl.
Chicago-Zitierstil (17. Ausg.)Operations Research '93: Extended Abstracts of the 18th Symposium on Operations Research Held at the University of Cologne, September 1 - 3, 1993. Heidelberg: Physica-Verl, 1994.
MLA-Zitierstil (9. Ausg.)Operations Research '93: Extended Abstracts of the 18th Symposium on Operations Research Held at the University of Cologne, September 1 - 3, 1993. Physica-Verl, 1994.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.