@article{JMLR:v11:ilin10a,
  author  = {Alexander Ilin and Tapani Raiko},
  title   = {Practical Approaches to Principal Component Analysis in the Presence of Missing Values},
  journal = {Journal of Machine Learning Research},
  year    = {2010},
  volume  = {11},
  number  = {66},
  pages   = {1957--2000},
  url     = {http://jmlr.org/papers/v11/ilin10a.html}
}