Naphtali Rishe Malek Adjouadi Maxim Chekmasov Dmitry Vasilevsky Scott Graham Dayanara Hernandez Ouri Wolfson XML-Based Semantic Database Definition Language. 197-202 2005 conf/iceis/2005 ICEIS (1) db/conf/iceis/iceis2005-1.html#RisheACVGHW05