@misc{insa2014critical,
  title = {Critical review of CSR indicators on Extended producer responsibility},
  author = {Miralles Insa, Cristóbal Javier},
  eventtitle = {20th Triennial Conference of the International Federation of Operational Research Societies (IFORS 2014)
 (Barcelona, Spain. . 2014)},
  year = {2014}
}