@article{Kohler2020,
  author    = {Ulrich Kohler},
  title     = {Survey Research Methods during the COVID-19 Crisis},
  journal   = {Survey research methods},
  volume    = {14},
  number    = {2},
  pages     = {93 -- 94},
  doi       = {10.18148/srm/2020.v14i2.7769},
  year      = {2020},
}