@inproceedings{LICS-1996-EtessamiW,
	author        = "Kousha Etessami and Thomas Wilke",
	booktitle     = "{Proceedings of the 11th Annual IEEE Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.1996.561310",
	isbn          = "0-8186-7463-6",
	pages         = "108--117",
	publisher     = "{IEEE Computer Society}",
	title         = "{An Until Hierarchy for Temporal Logic}",
	year          = 1996,
}