Does the geographic proximity effect on knowledge spillovers vary across research fields?

Giovanni Abramo, Ciriaco Andrea D'Angelo, Flavia Di Costa. Does the geographic proximity effect on knowledge spillovers vary across research fields?. Scientometrics, 123(2):1021-1036, 2020. [doi]

@article{AbramoDC20,
  title = {Does the geographic proximity effect on knowledge spillovers vary across research fields?},
  author = {Giovanni Abramo and Ciriaco Andrea D'Angelo and Flavia Di Costa},
  year = {2020},
  doi = {10.1007/s11192-020-03411-x},
  url = {https://doi.org/10.1007/s11192-020-03411-x},
  researchr = {https://researchr.org/publication/AbramoDC20},
  cites = {0},
  citedby = {0},
  journal = {Scientometrics},
  volume = {123},
  number = {2},
  pages = {1021-1036},
}