@Book{Cameron+Trivedi:2013,
  author = {A. Colin Cameron and Pravin K. Trivedi},
  title = {Regression Analysis of Count Data},
  year = {2013},
  edition = {2nd},
  publisher = {Cambridge University Press},
  address = {Cambridge},
}

@Book{Chambers+Hastie:1992,
  editor = {John M. Chambers and Trevor J. Hastie},
  title = {Statistical Models in \proglang{S}},
  publisher = {Chapman \& Hall},
  year = {1992},
  address = {London},
}

@Manual{Jackman:2015,
  title = {\pkg{pscl}: Classes and Methods for \proglang{R} Developed in the Political Science Computational Laboratory, Stanford University},
  author = {Simon Jackman},
  year = {2015},
  note = {\proglang{R} package version 1.4.9},
  url = {https://CRAN.R-project.org/package=pscl},
}

@Article{Mullahy:1986,
  author = {John Mullahy},
  title = {Specification and Testing of Some Modified Count Data Models},
  year = {1986},
  journal = {Journal of Econometrics},
  volume = {33},
  number = {3},
  pages = {341--365},
  doi = {10.1016/0304-4076(86)90002-3},
}

@Book{McCullagh+Nelder:1989,
  author = {Peter McCullagh and John A. Nelder},
  title = {Generalized Linear Models},
  edition = {2nd},
  year = {1989},
  publisher = {Chapman \& Hall},
  address = {London},
  doi = {10.1007/978-1-4899-3242-6},
}

@Manual{R,
  title = {\proglang{R}: {A} Language and Environment for Statistical Computing},
  author = {{\proglang{R} Core Team}},
  organization = {\proglang{R} Foundation for Statistical Computing},
  address = {Vienna, Austria},
  year = {2017},
  url = {https://www.R-project.org/},
}

@Article{Stasinopoulos+Rigby:2007,
  author = {D. Mikis Stasinopoulos and Robert A. Rigby},
  title = {Generalized Additive Models for Location Scale and Shape ({GAMLSS}) in \proglang{R}},
  journal = {Journal of Statistical Software},
  year = {2007},
  volume = {23},
  number = {7},
  pages = {1--46},
  doi = {10.18637/jss.v023.i07},
}

@Book{Venables+Ripley:2002,
  author = {William N. Venables and Brian D. Ripley},
  title = {Modern Applied Statistics with \proglang{S}},
  edition = {4th},
  year = {2002},
  pages = {495},
  publisher = {Springer-Verlag},
  address = {New York},
  doi = {10.1007/978-0-387-21706-2},
}

@Book{Wood:2006,
  author = {Simon N. Wood},
  title = {Generalized Additive Models: An Introduction with \proglang{R}},
  year = {2006},
  publisher = {Chapman \& Hall/CRC},
  address = {Boca Raton},
}

@Article{Yee:2009,
  author = {Thomas W. Yee},
  title = {The \pkg{VGAM} Package for Categorical Data Analysis},
  journal = {Journal of Statistical Software},
  year = {2010},
  volume = {32},
  number = {10},
  pages = {1--34},
  doi = {10.18637/jss.v032.i10},
}

@Article{Zeileis+Kleiber+Jackman:2008,
  author = {Achim Zeileis and Christian Kleiber and Simon Jackman},
  title = {Regression Models for Count Data in \proglang{R}},
  journal = {Journal of Statistical Software},
  year = {2008},
  volume = {27},
  number = {8},
  pages = {1--25},
  doi = {10.18637/jss.v027.i08},
}
