To cite multivator in publications use:

Robin K. S. Hankin (2012). Introducing multivator: A Multivariate Emulator. Journal of Statistical Software, 46(8), 1-20. URL http://www.jstatsoft.org/v46/i08/.

Corresponding BibTeX entry:

  @Article{,
    title = {Introducing {multivator}: A Multivariate Emulator},
    author = {Robin K. S. Hankin},
    journal = {Journal of Statistical Software},
    year = {2012},
    volume = {46},
    number = {8},
    pages = {1--20},
    url = {http://www.jstatsoft.org/v46/i08/},
  }