@article{rationaloptimizationfornonlinear,
  title = {Rational Optimization for Nonlinear Reconstruction with Approximate $\ell_0$ Penalization},
  year = {2018},
  eprint = {1808.00724},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1808.00724v2},
}