% Not in the source data: doi, abstract
@article{marin-2019-protocol-what-does,
  author = {Marin-Garcia, Juan A. and Martínez-Tomás, Juan},
  title = {{Protocol: What does the wage structure depend on? Evidence from the INE salary national survey (pilot study with 2006 data)}},
  journal = {Working Papers on Operations Management (WPOM)},
  year = {2019},
  volume = {10},
  number = {1},
  pages = {70--103}
}