To cite package 'RLRsim' in publications please use:

  Scheipl, F., Greven, S. and Kuechenhoff, H. (2008) Size and power of
  tests for a zero random effect variance or polynomial regression in
  additive and linear mixed models. Computational Statistics & Data
  Analysis, 52(7):3283--3299.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Size and power of tests for a zero random effect variance or polynomial
               regression in additive and linear mixed models.},
    author = {Fabian Scheipl and Sonja Greven and Helmut Kuechenhoff},
    year = {2008},
    journal = {Computational Statistics & Data Analysis},
    volume = {52},
    number = {7},
    pages = {3283--3299},
  }