Central European Journal of Operations Research, Volume 26

Volume 26, Number 1, March 2018

Volume 26, Number 2, June 2018

Special Issue of Emerging and Innovative OR Applications: In Honor of Walter J. Gutjahr

Volume 26, Number 3, September 2018

Special Issue of Croatian Operational Research Society

Volume 26, Number 4, December 2018

Special issue on data envelopment analysis
maintained by Schloss Dagstuhl LZI, founded at University of Trier