@Inproceedings{EPTCS121.5,
  author    = {Coppo, Mario and Dezani-Ciancaglini, Mariangiola  and Margaria, Ines  and Zacchi, Maddalena },
  year      = {2013},
  title     = {Toward Isomorphism of Intersection and Union types},
  editor    = {Graham-Lengrand, St\'ephane and Paolini, Luca},
  booktitle = {{\rm Proceedings Sixth Workshop on}
               Intersection Types and Related Systems,
               {\rm Dubrovnik, Croatia, 29th June 2012}},
  series    = {Electronic Proceedings in Theoretical Computer Science},
  volume    = {121},
  publisher = {Open Publishing Association},
  pages     = {58-80},
  doi       = {10.4204/EPTCS.121.5},
}