Martin Dolezyk, U. Wiebking. Flat implementation of a nested relational algebra closed under a subclass of permutable nested relations. In Relational Databases and their Extensions. pages 163-194, 1988.
@inproceedings{DolezykW88, title = {Flat implementation of a nested relational algebra closed under a subclass of permutable nested relations}, author = {Martin Dolezyk and U. Wiebking}, year = {1988}, tags = {relational algebra, algebra}, researchr = {https://researchr.org/publication/DolezykW88}, cites = {0}, citedby = {0}, pages = {163-194}, booktitle = {Relational Databases and their Extensions}, }