@Inproceedings{EPTCS242.5,
  author    = {Coppo, Mario and Dezani-Ciancaglini, Mariangiola  and D\'iaz-Caro, Alejandro and Margaria, Ines  and Zacchi, Maddalena },
  year      = {2017},
  title     = {Retractions in Intersection Types},
  editor    = {Kobayashi, Naoki},
  booktitle = {{\rm Proceedings Eighth Workshop on}
               Intersection Types and Related Systems,
               {\rm Porto, Portugal, 26th June 2016}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {242},
  publisher = {Open Publishing Association},
  pages     = {31-47},
  doi       = {10.4204/EPTCS.242.5},
}