Christophe Nicolle Djamal Benslimane Kokou Yétongnon Multi-Data Models Translations in Interoperable Information Systems. 176-192 1996 conf/caise/1996 CAiSE db/conf/caise/caise96.html#NicolleBY96 http://dx.doi.org/10.1007/3-540-61292-0_10