@inproceedings{LICS-2000-Voronkov,
	author        = "Andrei Voronkov",
	booktitle     = "{Proceedings of the 15th Annual IEEE Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.2000.855787",
	isbn          = "0-7695-0725-5",
	pages         = "401--412",
	publisher     = "{IEEE Computer Society}",
	title         = "{How to Optimize Proof-Search in Modal Logics: A New Way of Proving Redundancy Criteria for Sequent Calculi}",
	year          = 2000,
}