To cite ctv in publications use:

Zeileis A (2005). “CRAN Task Views.” R News, 5(1), 39–40. https://CRAN.R-project.org/doc/Rnews/.

Corresponding BibTeX entry:

  @Article{,
    title = {{CRAN} Task Views},
    author = {Achim Zeileis},
    journal = {R News},
    year = {2005},
    volume = {5},
    number = {1},
    pages = {39--40},
    url = {https://CRAN.R-project.org/doc/Rnews/},
  }