@inproceedings{TAPSOFT-1993-BeauquirerN,
	author        = "Danièle Beauquier and Damian Niwinski",
	booktitle     = "{Proceedings of the Fifth International Joint Conference on Theory and Practice of Software Development}",
	doi           = "10.1007/3-540-56610-4_70",
	isbn          = "3-540-56610-4",
	pages         = "266--281",
	publisher     = "{Springer}",
	title         = "{Automata on Infinite Trees with Counting Constraints}",
	year          = 1993,
}