| 327 | -- | 365 | Maliheh Khorsi, Seyed Kamal Chaharsooghi, Ali Husseinzadeh Kashan, Ali Bozorgi-Amiri. Pareto-based grouping meta-heuristic algorithm for humanitarian relief logistics with multistate network reliability |
| 367 | -- | 408 | Stefano Coniglio, Mathias Sirvent, Martin Weibelzahl. Airport capacity extension, fleet investment, and optimal aircraft scheduling in a multilevel market model: quantifying the costs of imperfect markets |
| 409 | -- | 440 | Cinna Seifi, Marco Schulze, Jürgen Zimmermann 0001. Solution procedures for block selection and sequencing in flat-bedded potash underground mines |
| 441 | -- | 465 | Andreas Dellnitz, Elmar Reucher, Andreas Kleine. Efficiency evaluation in data envelopment analysis using strong defining hyperplanes |
| 467 | -- | 495 | Rosephine G. Rakotonirainy, Jan H. van Vuuren. The effect of benchmark data characteristics during empirical strip packing heuristic performance evaluation |
| 497 | -- | 542 | Markus Sinnl. Mixed-integer programming approaches for the time-constrained maximal covering routing problem |
| 543 | -- | 576 | Ana Paias, Marta Mesquita, Margarida Moz, Margarida Vaz Pato. A network flow-based algorithm for bus driver rerostering |
| 577 | -- | 593 | Pawel Jan Kalczynski, Zvi Drezner. The obnoxious facilities planar p-median problem |
| 595 | -- | 0 | Cinna Seifi, Marco Schulze, Jürgen Zimmermann 0001. Correction to: Solution procedures for block selection and sequencing in flat-bedded potash underground mines |
| 597 | -- | 0 | . Outstanding Reviewer Award OR Spectrum 2020 |
| 599 | -- | 601 | . Acknowledgement to reviewers |