A Unifying Approach to Variational Relation Problems

@article{Agarwal2012AUA,
  title={A Unifying Approach to Variational Relation Problems},
  author={Ravi P. Agarwal and Mircea Balaj and Donal O'Regan},
  journal={J. Optimization Theory and Applications},
  year={2012},
  volume={155},
  pages={417-429}
}