title: metu object-oriented dbms. authors: cetin ozkan , cem evrendilek , yuksel saygin , ilker altintas , ismailcem budak arpinar , mehmet altinel , tansel okay , ilker durusoy , asuman dogac. venue: sigmod conference. year: 1994.0
title: the ccube constraint object-oriented database system alexander brodsky , victor e. segal , jia chen , paval a. exarkhopoulo 1999. authors: nan. venue: international conference on management of data. year: nan