@inproceedings{leisch2002,
  title={Sweave: Dynamic Generation of Statistical Reports Using Literate Data Analysis},
  author={Leisch, F.},
  booktitle={COMPSTAT 2002 Proceedings in Computational Statistics},
  number={69},
  pages={575--580},
  year={2002},
  organization={Physica Verlag, Heidelberg}
}

@book{xie2013,
  title = {Dynamic Documents with {R} and knitr},
  author = {Yihui Xie},
  publisher = {Chapman and Hall/CRC},
  address = {Boca Raton, Florida},
  year = {2015},
  edition = {2nd},
  note = {ISBN 978-1498716963},
  url = {https://yihui.org/knitr/}
}