@Manual{R,
    title = {R: A Language and Environment for Statistical Computing},
    author = {{R Core Team}},
    organization = {R Foundation for Statistical Computing},
    address = {Vienna, Austria},
    year = {2020},
    url = {https://www.R-project.org/},
  }
@techreport{murrell-dvir,
  title="Revisiting Mathematical Equations in {R}: the 'dvir' package",
  author = {Paul Murrell},
  year={2018},
  note={version 2},
  institution={Department of Statistics, The University of Auckland},
  number={2018-08}
}
  @Manual{pkg:dvir,
    title = {dvir: Render DVI Files},
    author = {Paul Murrell},
    year = {2020},
    note = {R package version 0.3-1},
  }
@techreport{murrell-dvir-luatex-2020,
  title="The Agony and the Ecstacy: Adding LuaTeX support to 'dvir'",
  author = {Paul Murrell},
  year={2020},
  note={version 1},
  institution={Department of Statistics, The University of Auckland},
  number={2020-02},
  url={http://stattech.blogs.auckland.ac.nz/2020/04/16/2020-02-the-agony-and-the-ecstacy-adding-luatex-support-to-dvir},
  doi={http://doi.org/10.17608/k6.auckland.12133281}
}
@techreport{murrell-dvir-tikz-2020,
  title="Adding TikZ support to 'dvir'",
  author = {Paul Murrell},
  year={2020},
  note={version 1},
  institution={Department of Statistics, The University of Auckland},
  number={2020-05},
  url={https://stattech.blogs.auckland.ac.nz/2020/11/25/2020-05-adding-tikz-support-to-dvir},
  doi={http://dx.doi.org/10.17608/k6.auckland.13283900}
}
@manual{unicode-math,
title={unicode-math: Unicode mathematics support for XeTeX and LuaTeX},
author={Will Robertson and Philipp Stephani and Joseph Wright and Khaled Hosny},
year={2019},
url={https://ctan.org/pkg/unicode-math?lang=en}
}
@manual{latin-modern-math,
title={The {Latin Modern Math} ({LM Math}) font},
author={Boguslaw Jackowski and Piotr Strzelczyk and Piotr Pianowski},
year={2014},
url={http://www.gust.org.pl/projects/e-foundry/lm-math}
}
@manual{latin-modern,
title={The {Latin Modern} ({LM}) Family of Fonts},
author={Boguslaw Jackowski and Janusz M. Nowacki and Marcin Wolinski},
year={2020},
url={http://www.gust.org.pl/projects/e-foundry/latin-modern}
}
@manual{lmodern,
title={The lmodern package for TeX},
author={Harold Harders},
year={2020},
url={https://ctan.org/tex-archive/info/lmodern?lang=en}
}
@manual{pango,
title={Pango},
author={Owen Taylor and Raph Levien and Behdad Esfahbod},
year={2020},
url={https://pango.gnome.org/}
}
@Manual{pkg:systemfonts,
    title = {systemfonts: System Native Font Finding},
    author = {Thomas Lin Pedersen and Jeroen Ooms and Devon Govett},
    year = {2020},
    note = {R package version 0.3.2.9000},
    url = {https://github.com/r-lib/systemfonts},
  }
  @Manual{pkg:extrafont,
    title = {extrafont: Tools for using fonts},
    author = {Winston Chang},
    year = {2014},
    note = {R package version 0.17},
    url = {https://CRAN.R-project.org/package=extrafont},
  }

@manual{fonttools,
title={FontTools: A library to manipulate font files from Python},
author={Just van Rossum and Paul Wise and Behdad Esfahbod},
year={2020},
url={https://github.com/fonttools/fonttools}
}