@inproceedings{STOC-1993-BellareGLR,
	author        = "Mihir Bellare and Shafi Goldwasser and Carsten Lund and A. Russeli",
	booktitle     = "{Proceedings of the 25th Annual ACM Symposium on Theory of Computing}",
	doi           = "10.1145/167088.167174",
	isbn          = "0-89791-591-7",
	pages         = "294--304",
	publisher     = "{ACM}",
	title         = "{Efficient probabilistically checkable proofs and applications to approximations}",
	year          = 1993,
}