@article{aragon2017PI,
  author =	 {Arag\'on, Pablo and G\'omez, Vicen\c{c} and
                  Kaltenbrunner, Andreas},
  title =	 {Detecting Platform Effects in Online Discussions},
  journal =	 {Policy \& Internet},
  issn =	 {1944-2866},
  url =		 {http://dx.doi.org/10.1002/poi3.158},
  doi =		 {10.1002/poi3.158},
  volume =	 9
}