To cite ncvreg in publications use:

Breheny, P. and Huang, J. (2009) Penalized methods for bi-level variable selection. Statistics and its interface, 2: 369-380.

Corresponding BibTeX entry:

  @Article{,
    author = {Patrick Breheny and Jian Huang},
    title = {Penalized methods for bi-level variable selection.},
    journal = {Statistics and its interface},
    year = {2009},
    volume = {2},
    pages = {369--380},
  }