W. Keller. Object/Relational Access Layers — A Roadmap, Missing Links and More Patterns. // Proceedings of the 3rd European Conference on Pattern Languages of Programming and Computing (EuroPLoP), 1998, http://www.objectarchitects.de/
ObjectArchitects/papers/Published/ZippedPapers/or06_proceedings.pdf.
В.П. Иванников, С.С. Гайсарян, К.В. Антипин, В.В. Рубанов. Объектно-ориентированное окружение, обеспечивающее доступ к реляционным СУБД. // Труды Института системного программирования РАН, том 2, 2001, c. 89–114.
M. P. Atkinson, F. Bancilhon, D. J. DeWitt, K. R. Dittrich, D. Maier, S. B. Zdonik. The Object-Oriented Database System Manifesto. // Proceedings of the First International Conference on Deductive and Object-Oriented Databases (DOOD'89), 1989, pp. 223–240.
J. Eggers. Implementing EXPRESS in SQL. Document ISO TC184/SC4/WG1/N292, October 1988.
M. Mead, D. Thomas. Proposed Mapping from EXPRESS to SQL. Technical Report, Rutherford Appleton Laboratory, May 1989.
K.C. Morris. Translating EXPRESS to SQL: A User's Guide. Technical Report NISTIR 4341, National Institute of Standards and Technology, Gaithersburg, Maryland, May 1990.
D. Sanderson, D. Spooner. Mapping between EXPRESS and Traditional DBMS Models. Proceedings of EUG‘93 — The Third EXPRESS Users Group Conference, Berlin, October 2–3, 1993.
L. Klein, A. Stonis, D. Jancauskas. EXPRESS/SQL white paper. Document ISO TC184/SC4/WG11/N144, February 2001.
ISO 10303: 1994, Industrial automation systems and integration — Product data representation and exchange.
ISO 10303-11: 1994, Industrial automation systems and integration — Product data representation and exchange — Part 11: Description methods: The EXPRESS language reference manual.
Unified Modeling Language (UML), Version 1.5, 2003, http://www.omg.org/cgi-bin/doc?formal/03-03-01.
The Object Data Standard: ODMG 3.0. eds. R.G.G. Cattel, D.K. Barry. Morgan Kauffmann, 2000.
W. Keller. Mapping Objects to Tables. A Pattern Language. // Proceedings of the 2nd European Conference on Pattern Languages of Programming and Computing (EuroPLoP), 1997, http://www.objectarchitects.de/ObjectArchitects/papers/Published/