@article{agapanalysisoflowcostoutdoorair,
  title = {Low-Cost Outdoor Air Quality Monitoring and Sensor Calibration: A Survey and Critical Analysis},
  author = {Francesco Concas and Julien Mineraud and Eemil Lagerspetz and Samu Varjonen and Xiaoli Liu and Kai Puolamäki and Petteri Nurmi and Sasu Tarkoma},
  year = {2019},
  eprint = {1912.06384},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1912.06384v6},
}