To cite EmissV in publications use one of (if not all):

Schuch, D. Ibarra-Espinosa, S. and Freitas, E. D. (2018). EmissV: An R package to create vehicular and other emissions by Top-down methods to air quality models. The Journal of Open Source Software,<doi:10.21105/joss.00662>.

Daniel Schuch and Sergio Ibarra-Espinosa (2019). EmissV: Vehicular Emissions by Top-Down Methods. R package version 0.665.1.0. https://CRAN.R-project.org/package=EmissV

Thanks for using EmissV

Corresponding BibTeX entries:

  @Article{,
    title = {EmissV: An R package to create vehicular and other
      emissions by Top-down methods to air quality models},
    journal = {The Journal of Open Source Software},
    author = {Daniel Schuch and Sergio Ibarra-Espinosa and Edmilson
      {Dias de Freitas}},
    year = {2018},
    url = {http://joss.theoj.org/papers/10.21105/joss.00662},
  }
  @Manual{,
    title = {EmissV: Vehicular Emissions by Top-Down Methods},
    author = {Daniel Schuch and Sergio Ibarra-Espinosa},
    year = {2019},
    note = {R package version 0.665.1.0},
    url = {https://CRAN.R-project.org/package=EmissV},
  }