@inproceedings{SAC-1993-KhwajaU,
	author        = "Amir A. Khwaja and Joseph E. Urban",
	booktitle     = "{Proceedings of the Eighth Symposium on Applied Computing: States of the Art and Practice}",
	doi           = "10.1145/162754.162882",
	pages         = "230--237",
	publisher     = "{ACM Press}",
	title         = "{Syntax-Directed Editing Environments: Issues and Features}",
	year          = 1993,
}