@article {16959,
	title = {An architecture for automatic relational database sytem conversion},
	journal = {ACM Trans. Database Syst.},
	volume = {7},
	year = {1982},
	month = {1982/06//},
	pages = {235 - 257},
	abstract = {Changes in requirements for database systems necessitate schema restructuring, database translation, and application or query program conversion. An alternative to the lengthy manual revision process is proposed by offering a set of 15 transformations keyed to the relational model of data and the relational algebra. Motivations, examples, and detailed descriptions are provided.},
	keywords = {automatic conversion, Database systems, relational model, transformations},
	isbn = {0362-5915},
	doi = {10.1145/319702.319724},
	url = {http://doi.acm.org/10.1145/319702.319724},
	author = {Shneiderman, Ben and Thomas,Glenn}
}
