International Conference on Conceptual Modeling Singapore & Kambayashi, Y. (1999). Advances in database technologies: ER'98 Workshops on Data Warehousing and Data Mining, Mobile Data Access, and Collaborative Work Support and Spatio-Temporal Data Management, Singapore, November 19-20, 1998 : proceedings. Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)International Conference on Conceptual Modeling Singapore και Y. Kambayashi. Advances in Database Technologies: ER'98 Workshops on Data Warehousing and Data Mining, Mobile Data Access, and Collaborative Work Support and Spatio-Temporal Data Management, Singapore, November 19-20, 1998 : Proceedings. Berlin: Springer, 1999.
Παραπομπή σε μορφή MLA (9th εκδ.)International Conference on Conceptual Modeling Singapore και Y. Kambayashi. Advances in Database Technologies: ER'98 Workshops on Data Warehousing and Data Mining, Mobile Data Access, and Collaborative Work Support and Spatio-Temporal Data Management, Singapore, November 19-20, 1998 : Proceedings. Springer, 1999.