To cite VGAM in publications please use:

Thomas W. Yee and C. J. Wild (1996). Vector Generalized Additive Models. Journal of Royal Statistical Society, Series B, 58(3), 481-493.

and/or

Thomas W. Yee (2010). The VGAM Package for Categorical Data Analysis. Journal of Statistical Software, 32(10), 1-34. URL http://www.jstatsoft.org/v32/i10/.

and/or

Thomas W. Yee (2010). The VGAM Package for Categorical Data Analysis. Journal of Statistical Software, 32(10), 1-34. URL http://www.jstatsoft.org/v32/i10/.

and/or

Thomas W. Yee (2013). VGAM: Vector Generalized Linear and Additive Models. R package version 0.9-3. URL http://CRAN.R-project.org/package=VGAM

Corresponding BibTeX entries:

  @Article{,
    title = {Vector Generalized Additive Models},
    author = {Thomas W. Yee and C. J. Wild},
    journal = {Journal of Royal Statistical Society, Series B},
    year = {1996},
    volume = {58},
    number = {3},
    pages = {481--493},
  }
  @Article{,
    title = {The {VGAM} Package for Categorical Data Analysis},
    author = {Thomas W. Yee},
    journal = {Journal of Statistical Software},
    year = {2010},
    volume = {32},
    number = {10},
    pages = {1--34},
    url = {http://www.jstatsoft.org/v32/i10/},
  }
  @Article{,
    title = {The {VGAM} Package for Categorical Data Analysis},
    author = {Thomas W. Yee},
    journal = {Journal of Statistical Software},
    year = {2010},
    volume = {32},
    number = {10},
    pages = {1--34},
    url = {http://www.jstatsoft.org/v32/i10/},
  }
  @Manual{,
    title = {{VGAM}: Vector Generalized Linear and Additive Models},
    author = {Thomas W. Yee},
    year = {2013},
    note = {R package version 0.9-3},
    url = {http://CRAN.R-project.org/package=VGAM},
  }