title: index configuration in object-oriented databases. authors: elisa bertino. venue: vldb j.. year: 1994
title: metu object-oriented dbms. authors: asuman dogac , budak arpinar , cem evrendilek , cetin ozkan , ilker altintas , ilker durusoy , mehmet altinel , tansel okay , yuksel saygin. venue: international conference on management of data. year: 1994