To cite spsur in publications use:

Lopez F, Minguez R, Mur J (2020). “ML versus IV estimates of spatial SUR models: evidence from the case of Airbnb in Madrid urban area.” The Annals of Regional Science, 64(2), 313–347. doi: 10.1007/s00168-019-00914-1, https://link.springer.com/article/10.1007/s00168-019-00914-1.

Minguez R, Lopez F, Mur J (forthcoming). “spsur: an R package for dealing with spatial seemingly unrelated regression models.” Journal of Statistical Software. https://github.com/rominsal/spsur/tree/master/vignettes.

Corresponding BibTeX entries:

  @Article{,
    title = {ML versus IV estimates of spatial SUR models: evidence
      from the case of Airbnb in Madrid urban area},
    author = {Fernando Lopez and Roman Minguez and Jesus Mur},
    journal = {The Annals of Regional Science},
    volume = {64},
    number = {2},
    pages = {313--347},
    year = {2020},
    publisher = {Springer},
    doi = {10.1007/s00168-019-00914-1},
    url =
      {https://link.springer.com/article/10.1007/s00168-019-00914-1},
  }

  @Article{,
    title = {spsur: an R package for dealing with spatial seemingly
      unrelated regression models},
    author = {Roman Minguez and Fernando Lopez and Jesus Mur},
    journal = {Journal of Statistical Software},
    year = {forthcoming},
    url = {https://github.com/rominsal/spsur/tree/master/vignettes},
  }