## Bernhard Mitschang

*Extending the Relational Algebra to Capture Complex Objects*

VLDB, 1989.

@inproceedings{VLDB-1989-Mitschang, author = "Bernhard Mitschang", booktitle = "{Proceedings of the 15th International Conference on Very Large Data Bases}", ee = "http://www.vldb.org/conf/1989/P297.PDF", isbn = "1-55860-101-5", pages = "297--305", publisher = "{Morgan Kaufmann}", title = "{Extending the Relational Algebra to Capture Complex Objects}", year = 1989, }