@inproceedings{SIGMOD-1984-HoggG,
	author        = "John Hogg and Stelios Gamvroulas",
	booktitle     = "{Proceedings of the 14th ACM SIGMOD International Conference on Management of Data}",
	cdrom         = "SIGMOD84/P215.PDF",
	doi           = "10.1145/602259.602289",
	pages         = "215--222",
	publisher     = "{ACM Press}",
	title         = "{An Active Mail System}",
	year          = 1984,
}