@article{JMLR:v17:14-379,
  author  = {Zijian Guo and Dylan S. Small},
  title   = {Control Function Instrumental Variable Estimation of Nonlinear Causal Effect Models},
  journal = {Journal of Machine Learning Research},
  year    = {2016},
  volume  = {17},
  number  = {100},
  pages   = {1--35},
  url     = {http://jmlr.org/papers/v17/14-379.html}
}