@inproceedings{CIAA-2006-Yu,
	author        = "Sheng Yu",
	booktitle     = "{Proceedings of the 11th International Conference on Implementation and Application of Automata}",
	doi           = "10.1007/11812128_3",
	isbn          = "3-540-37213-X",
	pages         = "11--22",
	publisher     = "{Springer International Publishing}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{On the State Complexity of Combined Operations}",
	volume        = 4094,
	year          = 2006,
}