Chakraborty A, Feigelson E and Babu G (2014). astrolabe: Astronomy Users Library for R. R package version 0.1, http://CRAN.R-project.org/package=astrolibR.

Corresponding BibTeX entry:

  @Manual{,
    title = {{astrolabe}: Astronomy Users Library for R},
    author = {Arnab Chakraborty and Eric D. Feigelson and G. Jogesh
      Babu},
    year = {2014},
    note = {R package version 0.1},
    url = {http://CRAN.R-project.org/package=astrolibR},
  }