REFERENCES

Abiteboul, S., Hull, R., & Vianu, V. ( 1995). Foundations of Databases. Addison-Wesley.

Agrawal R., Gupta A., & Sarawagi, S. ( 1997). Modeling multidimensional databases. Proceedings of the 13th International Conference on Data Engineering (ICDE'97), Birmingham, UK: IEEE Computer Society Press, 232–243.

ArborSoft. (n.d.). Relational OLAP: Expectation & Reality, An Arbor Software White Paper. Available on-line at: http://www.arborsoft.com/papers/rolapTOC.html.

Bezenchek, A., Rafanelli, M., & Tininini, L. ( 1996a). ADAMO: A Conceptual Model for the Graphical Definition and Manipulation of Aggregate Data. Technical Report IASI, No. 440, September.

Bezenchek, A., Rafanelli, M., & Tininini L. ( 1996b). A data structure for representing aggregate data. Proceedings of the 8th International Conference on Scientific and Statistical Database Management (8th SSDBM), Stockholm, Sweden. IEEE Computer Society Press, 22–31.

Cabibbo, L., & Torlone, R. ( 1997). Querying multidimensional databases. Proceedings of the 6th International Workshop on Databases and Programming Languages (DBPL'97), Estes Park, Colorado. Lecture Notes in Computer Science, No. 1369. Springer-Verlag, 319–335.

Cabibbo, L., & Torlone, R. ( 1998). From a procedural to a visual query language for OLAP. Proceedings of the 10th International Conference on Scientific and Statistical Database Management (SSDBM'98), Capri, Italy: IEEE Computer Society Press, 74–83.

Colliat, G. ( 1995). OLAP, Relational and Multidimentional Database Systems. Technical Report, Arbor Software Corporation, Sunnyvale, California.

Codd, E.F., Codd, S.B., & Salley, C.T. ( 1993). Providing OLAP (On-Line Analytical Processing) to User-Analysts: An IT Mandate. Technical Report, E.F. Codd and Associates.

Fortunato, E., Rafanelli, M., Ricci, F.L., & Sebastio, A. ( 1986). An algebra for statistical data. Proceedings of the 3rd International Workshop on Statistical and Scientific Database Management (3rd SSDBM), Luxembourg, 122–134.

Ghosh S.P. ( 1986). Statistical relational tables for statistical database management. Journal of IEEE Transactions on Software Engineering, 12(12), 1106–1116.

Gray, J., Bosworth, A., Layman, A., & Pirahesh, H. ( 1996). Data cube: A relational aggregation operator generalizing group-by, cross-tabs and subtotals. Proceedings of the 12th IEEE International Conference on Data Engineering (ICDE'96), New Orleans, Louisiana, 152–159.

Gray, J, Chaudhuri, S., Bosworth, A., Layman, A., Reichart, D., Venkatrao, M., Pellow, F., & Pirahesh, H. ( 1997). Data cube: A relational aggregation operator generalizing group-by, cross-tab and sub-totals. Journal of Data Mining and Knowledge Discovery, 1(1), 29–54.

Gyssens, M., & Lakshmanan, L.V.S. ( 1997). A foundation for multidimensional databases. Proceedings of the 23rd International Conference on Very Large Data Bases (VLDB'97), Athens, Greece, 106–115.

Hurtado, C.A., Mendelzon, A.O., & Vaisman, A.A. ( 1999). Maintaining data cubes under dimension updates. Proceedings of the 15th International Conference on Data Engineering (ICDE'99), Sydney, Australia: IEEE Computer Society Press, 346–355.

Klug, A. ( 1982). Equivalence of relational algebra and relational calculus query languages having aggregate functions. Journal of Association for Computing Machinery, 29(3), 699–717.

Johnson, R.R. ( 1981) Modeling summary data. Proceedings of the ACM-SIGMOD'81 International Conference on Management of Data, Ann Arbor, Michigan, 93–97.

Lehner, W. ( 1998). Modeling large-scale OLAP scenarios. Proceedings of the 6th International Conference on Extending Database Technology (EDBT'98), Valencia, Spain. Lecture Notes in Computer Science, No. 1377. Springer-Verlag, 153–167.

Lenz, H.-J., & Shoshani, A. ( 1997). Summarizability in OLAP and statistical databases. Proceedings of 9th International Conference on Scientific and Statistical Data Management (SSDBM'97), Olympia, WA: IEEE Computer Society Press, 132–143.

Li, C., & Wang, X.S. ( 1996). A data model for supporting On-Line Analytical Processing. Proceedings of the International ACM Conference on Information and Knowledge Management (CIKM'96), Baltimore, Maryland, 81–88.

Maier, D. ( 1983). The Theory of Relational Databases. Rockville, MD: Computer Science Press.

MeoEvoli, L., Ricci, F.L., & Shoshani, A. ( 1992). On the semantic completeness of macrodata operators for statistical aggregation. Proceedings of the 5th International Conference on Statistical and Scientific Database Management (SSDBM'92), Ascona, Switzerland, 239–258.

MicroStrategy. (n.d.). The Case for Relational OLAP, A White Paper. Prepared by MicroStrategy, Incorporated. Available on-line at: http://www.strategy.com/dwf/wp_b_al.htm.

Nguyen, T.B., Tjoa, A.M., & Wagner, R. ( 2000). Conceptual multidimensional data model based on metacube. Proceedings of the 1st International Conference on Advances in Information Systems (ADVIS'00), Izmir, Turkey. Lecture Notes in Computer Science, No. 1909. Springer-Verlag, 24–33.

Ozsoyoglu, G., & Ozsoyoglu, Z.M. ( 1983). An extension of relational algebra for summary tables. Proceedings of the 2nd International Workshop on Statistical Database Management, Los Gatos, California, 202–211.

Ozsoyoglu, G., Ozsoyoglu, Z.M., & Mata, F. ( 1985). A language and a physical organization technique for summary tables. Proceedings of the ACM-SIGMOD '85 International Conference on Management of Data, Austin, Texas, 3–16.

Ozsoyoglu G., Ozsoyoglu Z.M., & Matos, Initial. ( 1987). Extending relational algebra and relational calculus with set-valued attributes and aggregate functions. Journal of ACM Transaction on Database Systems, 12(4), 566–592.

Pedersen, T.B., & Jensen, C.S. ( 1999). Multidimensional data modeling for complex data. Proceedings of the 15th International Conference on Data Engineering (ICDE'99), Sydney, Australia: IEEE Computer Society Press, 336–345.

Pedersen, T.B., Jensen, C.S., & Dyreson, C.E. ( 2001). A foundation for capturing and querying complex multidimensional data. Journal of Information Systems, 26(5), 383–423.

Pourabbas, E., & Rafanelli, M. ( 2000). Hierarchies and relative operators in the OLAP environment. Journal of the ACM Sigmod Record, 29(1), 32–37.

Rafanelli, M. ( 1990). Statistical and scientific database management systems. In Kent, A., & Williams, J.G. (Eds.), Encyclopedia of Computer Science and Technology, 23(Suppl.8), 369–409. Pittsburgh, PA: Dekker Inc. Publishing.

Rafanelli, M., & Ricci, F.L. ( 1983). Proposal of a logical model for statistical databases. Proceedings of the 2nd International Workshop on Statistical Databases, Los Altos, California, 264–272.

Rafanelli, M., & Ricci, F.L. ( 1984). Statistical database: An interactive language for logical schema definition by means of a model based on graphs. Proceedings of the 6th International Symposium on Computational Statistics (Compstat'84), Prague, Czechoslovakia: Physica Verlag, 279–284.

Rafanelli, M., & Ricci, F.L. ( 1985). STAQUEL: A query language for statistical macro-database management systems. Proceedings of the International Conference on Convention Informatique Latine (CIL'85), Barcelona, Spain, 625–637.

Rafanelli, M., & Ricci, F.L. ( 1988). A statistical functional model for statistical tables. Proceedings of the International Symposium on Modeling, Identification and Control, Grindelwald, Switzerland: Acta Press, 136–139.

Rafanelli, M., & Ricci, F.L. ( 1990). A functional model for statistical entities. Proceedings of the 1st International Conference on Database and Expert Systems Applications (DEXA'90), Vienna, Austria, 513–520.

Rafanelli, M., & Ricci, F.L. ( 1991). A functional model for macro-databases. Journal of ACM-Sigmod Record, 20(1), 3–8.

Rafanelli, M., & Ricci, F.L. ( 1993). Mefisto: A functional model for statistical entities. Journal of IEEE Transactions on Knowledge and Data Engineering, 5(4), 670–681.

Rafanelli M., & Shoshani, A. ( 1990). STORM: A statistical object representation model. Proceedings of the 5th International Conference on Statistical and Scientific Database Management (5th SSDBM), Charlotte, North Carolina. Lecture Notes in Computer Science, No. 420. Springer-Verlag, 14–29. and Bulletin of the IEEE Computer Society Technical Committee Data Engineering, 13(3), 1990, 12–18.

Shoshani, A. ( 1982). Statistical databases: Characteristics, problems and solutions. Proceedings of the 8th International Conference on Very Large Data Bases (VLDB'82), Mexico City, Mexico, 208–222.

Shoshani, A. ( 1997). OLAP and statistical databases: Similarities and differences. Proceedings of the 16th ACM Symposium on Principles of Database Systems (PODS'97), Tucson, Arizona, 185–196, 208–222.

Shoshani, A., & Wong, H.K.T. ( 1985). Statistical and scientific database issues. Journal of IEEE Transactions on Software Engineering, 11(10), 1040–1047.

Su, S.Y.W. ( 1983). SAM∗: A semantic association model for corporate and scientific/statistical databases. Journal of Information Sciences, 29(2&3), 151–199.

Zhao, Y., Deshpande, P., & Naughton, J.F. ( 1997). An array-based algorithm for simultaneous multidimensional aggregates. Proceedings of the ACM-SIGMOD'97 International Conference on Management of Data, Tucson, Arizona, 159–170.