@inproceedings{fct95:fisher+,
	address={London, UK},
	author={Fisher, Kathleen and Mitchell, John C.},
	booktitle={FCT '95: Proceedings of the 10th International Symposium on Fundamentals of Computation Theory},
	pages={42--61},
	publisher={Springer-Verlag},
	title={A Delegation-based Object Calculus with Subtying},
	year=1995,
}