Exact solution approach for a class of nonlinear bilevel knapsack problems

@article{Beheshti2015ExactSA,
  title={Exact solution approach for a class of nonlinear bilevel knapsack problems},
  author={Behdad Beheshti and Osman Y. {\"O}zaltin and M. Hosein Zare and Oleg A. Prokopyev},
  journal={J. Global Optimization},
  year={2015},
  volume={61},
  pages={291-310}
}