
| Vehicle routing problems over time: a survey |
| Bilevel programming approaches to production planning for multiple products with short life cycles |
| Single-machine scheduling of proportional-linearly deteriorating jobs with positional due indices |
| Structural properties of feasible bookings in the European entry–exit gas market system |
| Global convergence of a family of modified BFGS methods under a modified weak-Wolfe–Powell line search for nonconvex functions |