@inproceedings{LICS-2005-KieronskiO,
	author        = "Emanuel Kieronski and Martin Otto",
	booktitle     = "{Proceedings of the 20th IEEE Symposium on Logic in Computer Science}",
	doi           = "10.1109/LICS.2005.49",
	isbn          = "0-7695-2266-1",
	pages         = "448--457",
	publisher     = "{IEEE Computer Society}",
	title         = "{Small Substructures and Decidability Issues for First-Order Logic with Two Variables}",
	year          = 2005,
}