@Misc{CMEP,
  author =	 {\gobble{Underground} {M}athematics},
  howpublished = {\url{https://undergroundmathematics.org/}}
}

@Misc{formulator,
  author =	 {\gobble{Hermitech}Hermitech Laboratory},
  title =	 {Formulator {T}arsia},
  howpublished = {Available from \url{http://www.mmlsoft.com/index.php/products/tarsia}}
}

@Misc{pandoc,
  author =       {\gobble{Macfarlane}John MacFarlane},
  title =        {The {P}andoc universal document converter},
  howpublished = {Available from \url{http://johnmacfarlane.net/pandoc/index.html}}
}

@Misc{MathJax,
  author =       {\gobble{Mathjax}MathJax Consortium},
  title =        {Math{J}ax},
  howpublished = {Available from \url{http://www.mathjax.org/}}
}

@Misc{latexmk,
  author =       {David J. Musliner and Evan McLean and John Collins},
  title =        {Latexmk},
  howpublished = {Available from \url{http://www.phys.psu.edu/~collins/software/latexmk-jcc/}}
}

@Misc{YAML,
  author =       {Oren Ben-Kiki and Clark Evans and Ingy d\"ot Net},
  title =        {{\YAML} {S}pecification},
  howpublished = {Available from \url{http://www.yaml.org/spec/1.2/spec.html}}
}


@Article{JGtugboat,
  author = 	 {Julian Gilbey},
  title = 	 {Creating (mathematical) jigsaw puzzles using {\TeX} and~friends},
  journal = 	 {TUGboat},
  year = 	 {2014},
  volume =	 {35},
  number =	 {2},
  pages =	 {168--172},
  howpublished = {Available from \url{https://www.tug.org/TUGboat/tb35-2/tb110gilbey.pdf}}
}

