Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

	1	D. S. Batory , T. Y. Leung , T. E. Wise, Implementation concepts for an extensible data model and data language, ACM Transactions on Database Systems (TODS), v.13 n.3, p.231-262, Sept. 1988  [doi>10.1145/44498.45062]
	2	Cacace, E, ceri, S., reghizzi, S>O., Tanca, L., Zicari, R. Integrating objectoriented data modelling with a lrule-based programming paradigns. Tech. Rep.90,998, Dipartrimento di Elletronica, Poloitecnico di Milano, Milano, Ota;u. Mpv. 1989
	3	M. J. Carey , David J. DeWitt , G. Graefe , D. M. Haight , J. E. Richardson , D. T. Schuh , E. J. Shekita , S. L. Vandenberg, The EXODUS extensible DBMS project: an overview, Readings in object-oriented database systems, Morgan Kaufmann Publishers Inc., San Francisco, CA, 1989
	4	R. G. Cattell, Object Data Management: Object-Oriented and Extended, Addison-Wesley Longman Publishing Co., Inc., Boston, MA, 1994
	5	D. Chimenti , R. Gamboa , R. Krishnamurthy , S. Naqvi , S. Tsur , C. Zaniolo, The LDL System Prototype, IEEE Transactions on Knowledge and Data Engineering, v.2 n.1, p.76-90, March 1990  [doi>10.1109/69.50907 ]
	6	Klaus R. Dittrich , Willi Gotthard , Peter C. Lockemann, DAMOKLES—a database system for software engineering environments, An international workshop on Advanced programming environments, p.353-371, January 1986, Trondheim, Norway
	7	Fishman. D. et al. Iris. Amn onlject-oriented database management system ACM TraNS. oFF iNF.sYS. (JAN 1987)Derivative papr in Research foundation in Onbject-oprietd and semantic Databases, A Cardenas and D.Mcleaod Eds. Prentgice-Hall. Englewood Cliffs, N.J.1990.
	8	B. L. Fritchman , R. L. Guck , D. Jagannathan , J. P. Thompson , D. M. Tolbert, SIM: design and implementation of a semantic database system, Research foundations in object-oriented and semantic database systems, Prentice-Hall, Inc., Upper Saddle River, NJ, 1990
	9	Itasca systems, Inc. ITASCA System Overview. Unisys. Minneapolis. Minn., 1990.
	10	Won Kim , Nat Ballou , Hong-Tai Chou , Jorge F. Garza , Darrell Woelk, Features of the ORION object-oriented database system, Object-oriented concepts, databases, and applications, ACM Press, New York, NY, 1989  [doi>10.1145/63320.66506]
	11	J. E. B. Moss , S. Sinofsky, Managing persistent data with Mneme: Designing a reliable, shared object interface, Lecture notes in computer science on Advances in object-oriented database systems, p.298-316, September 1988, Bad Mu:9Ainster am Stein-Edernburg, Germany
	12	Object Databases Corp. GBase Technical Summary, Cambridge, Mass 1990.
	14	Ontolo~'ic. inc. ON'IY,_)S Reference Manual. Billerica. Mass. 1990,
	15	Versant Object Technolot,-ies. Inc. VERSANTTechnical Overview. Menlo
	16	Wiedernbole, G., Barasalou, T., Chandhri, S. S. managing Objectsd in a relational fram,ework. Techj rep Stanford University, Palo Alto, Calif 1990.
	17	Mark F. Hornick , Stanley B. Zdonik, A shared, segmented memory system for an object-oriented database, ACM Transactions on Information Systems (TOIS), v.5 n.1, p.70-95, Jan. 1987  [doi>10.1145/22890.22891]

• Data structures for quadtree approximation and compression Communications of the ACM   28, 9
  Hanan Samet
  
  
• A hierarchical single-key-lock access control using the Chinese remainder theorem Proceedings of the 1992 ACM/SIGAPP Symposium on Applied computing
  Kim S. Lee ,  Huizhu Lu ,  D. D. Fisher
  
  
• The GemStone object database management system Communications of the ACM   34, 10
  Paul Butterworth ,  Allen Otis ,  Jacob Stein
  
  
• Putting innovation to work: adoption strategies for multimedia communication systems Communications of the ACM   34, 12
  Ellen Francik ,  Susan Ehrlich Rudman ,  Donna Cooper ,  Stephen Levine
  
  
• An intelligent component database for behavioral synthesis Proceedings of the 27th ACM/IEEE conference on Design automation
  Gwo-Dong Chen ,  Daniel D. Gajski