@article{SAC-OOPS-J-2005-ViroliR,
	author        = "Mirko Viroli and Giovanni Rimassa",
	doi           = "10.5381/jot.2005.4.10.a6",
	journal       = "{Journal of Object Technology}",
	number        = 10,
	pages         = "117--139",
	title         = "{On Access Restriction with Java Wildcards}",
	volume        = 4,
	year          = 2005,
}