@incollection{SanchezMunoz2021,
  author    = {C{\´e}sar S{\´a}nchez Mu{\~n}oz},
  title     = {La extrafiscalidad en Colombia y protecci{\´o}n medioambiental},
  booktitle = {Derecho administrativo y desarrollo sostenible},
  editor    = {Markus Ludwigs and Jos{\´e} Hern{\´a}n Muriel Ciceri},
  doi       = {10.25972/WUP-978-3-95826-149-5-193},
  year      = {2021},
}