@inproceedings{ Garvi-Garcia_SAMOS_Torres-Gil:644-653,

author = { Eladio Garvi-Garcia and JOSE SAMOS JIMENEZ and Manuel Torres-Gil } ,

title = { DEFINITION OF DERIVED CLASSES IN ODMG DATABASES },

booktitle = { 15TH INTERNATIONAL WORKSHOP ON DATABASE AND EXPERT SYSTEMS APPLICATIONS - DEXA 2004 () (.2004.ZARAGOZA, ESPAÑA) },

year = { 2004 },

pages = { 644 - 653 },

location = { ZARAGOZA, ESPAÑA },

}