@article{JMLR:v20:18-549,
  author  = {Mark Bun and Kobbi Nissim and Uri Stemmer},
  title   = {Simultaneous Private Learning of Multiple Concepts},
  journal = {Journal of Machine Learning Research},
  year    = {2019},
  volume  = {20},
  number  = {94},
  pages   = {1--34},
  url     = {http://jmlr.org/papers/v20/18-549.html}
}