To cite package ‘RoughSets’ in publications use:

Janusz A, Riza L (2019). RoughSets: Data Analysis Using Rough Set and Fuzzy Rough Set Theories. R package version 1.3-7.1, https://github.com/janusza/roughsets.

Corresponding BibTeX entry:

  @Manual{,
    title = {RoughSets: Data Analysis Using Rough Set and Fuzzy Rough
      Set Theories},
    author = {Andrzej Janusz and Lala Septem Riza},
    year = {2019},
    note = {R package version 1.3-7.1},
    url = {https://github.com/janusza/roughsets},
  }