@article{newtonbasedmaximumlikelihoodestimationin,
  title = {Newton-based maximum likelihood estimation in nonlinear state space models},
  author = {Manon Kok and Johan Dahlin and Thomas B. Schön and Adrian Wills},
  year = {2015},
  eprint = {1502.03655},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1502.03655v2},
}