To cite OrdNor in publications use:

Anup Amatya, Hakan Demirtas (2015). OrdNor: An R Package for Concurrent Generation of Correlated Ordinal and Normal Data. Journal of Statistical Software, 68(2), 1-14.<doi:10.18637/jss.v068.c02>

Corresponding BibTeX entry:

  @Article{,
    title = {{OrdNor}: An {R} Package for Concurrent Generation of
      Correlated Ordinal and Normal Data},
    author = {Anup Amatya and Hakan Demirtas},
    journal = {Journal of Statistical Software, Code Snippets},
    year = {2015},
    volume = {68},
    number = {2},
    pages = {1--14},
    doi = {10.18637/jss.v068.c02},
  }