@inproceedings{PPDP-2014-ChenDY,
	author        = "Tzu-Chun Chen and Mariangiola Dezani-Ciancaglini and Nobuko Yoshida",
	booktitle     = "{Proceedings of the 16th International Symposium on Principles and Practice of Declarative Programming}",
	doi           = "10.1145/2643135.2643138",
	isbn          = "978-1-4503-2947-7",
	pages         = "135--146",
	publisher     = "{ACM}",
	title         = "{On the Preciseness of Subtyping in Session Types}",
	year          = 2014,
}