To cite package ‘RcmdrPlugin.EcoVirtual’ in publications use:

  de Oliveira AA, Prado PI (2016). _RcmdrPlugin.EcoVirtual: Rcmdr
  EcoVirtual Plugin_. R package version 1.0,
  <https://CRAN.R-project.org/package=RcmdrPlugin.EcoVirtual>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RcmdrPlugin.EcoVirtual: Rcmdr EcoVirtual Plugin},
    author = {Alexandre Adalardo {de Oliveira} and Paulo Inacio Prado},
    year = {2016},
    note = {R package version 1.0},
    url = {https://CRAN.R-project.org/package=RcmdrPlugin.EcoVirtual},
  }

ATTENTION: This citation information has been auto-generated from the
package DESCRIPTION file and may need manual editing, see
‘help("citation")’.