To cite in publications use:

  R. K. S. Hankin 2006. Resistor networks in R: introducing the
  'ResistorArray' package R News 6(2)

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Resistor networks in R: introducing the 'ResistorArray' package},
    author = {Robin K. S. Hankin},
    journal = {R News},
    year = {2006},
    volume = {6},
    issue = {2},
  }