@inproceedings{SIGIR-1978-BaxterJ,
	author        = "Anthony Q. Baxter and Rowland R. Johnson",
	booktitle     = "{Proceedings of the ACM SIGIR International Conference on Information Storage and Retrieval}",
	cdrom         = "SIGIR1978/P109.pdf",
	doi           = "10.1145/800096.803138",
	pages         = "109--130",
	publisher     = "{ACM}",
	title         = "{A Block Structured Query Language for Accessing a Relational Data Base}",
	year          = 1978,
}