To cite rbsurv in publications use:

  HyungJun Cho, Ami Yu, Sukwoo Kim, Jaewoo Kang, Seung-Mo Hong (2009).
  Robust Likelihood-Based Survival Modeling with Microarray Data.
  Journal of Statistical Software 29(1), 1-16. URL
  http://www.jstatsoft.org/v29/i01/.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Robust Likelihood-Based Survival Modeling with Microarray Data},
    author = {HyungJun Cho and Ami Yu and Sukwoo Kim and Jaewoo Kang and Seung-Mo Hong},
    journal = {Journal of Statistical Software},
    year = {2009},
    volume = {29},
    number = {1},
    pages = {1--6},
    url = {http://www.jstatsoft.org/v29/i01/},
  }