@article{approx-ieee,
	author = "D. Dolev and N. Lynch and S. Pinter and E. Stark and
			W. Weihl",
	title = "Reaching Approximate Agreement in the Presence of Faults",
	booktitle = "Proceedings of 3rd Annual IEEE Symposium on Reliability in
			Distributed Software and Database Systems",
	city = "Clearwater, FL",
	pages = "145--154",
	month = oct,
	year = 1983
}

@article{approx-jacm,
	author = "D. Dolev and N. Lynch and S. Pinter and E. Stark and
			W. Weihl",
	title = "Reaching Approximate Agreement in the Presence of Faults",
	journal = "Journal of the Association for Computing Machinery",
	volume = 33,
	number = "3",
	pages = "499--516",
	month = jul,
	year = 1986
}