To cite RRNA in publications use:

JP Bida, LJ Maher (2012). Improved prediction of RNA tertiary structure with insights into native state dynamics. RNA, 18(3), 385-93 URL http://rnajournal.cshlp.org/

Corresponding BibTeX entry:

  @Article{,
    title = {Improved prediction of RNA tertiary structure with
      insights into native state dynamics.},
    author = {JP Bida and LJ Maher},
    journal = {RNA},
    year = {2012},
    volume = {18},
    number = {3},
    pages = {385--93},
    url = {http://rnajournal.cshlp.org/},
  }