conf/vldb/89 Abdallah M. Alashqur Stanley Y. W. Su Herman Lam OQL: A Query Language for Manipulating Object-oriented Databases. 433-442 1989 VLDB db/conf/vldb/vldb89.html#AlashqurSL89 http://www.vldb.org/conf/1989/P433.PDF conf/icde/BanerjeeKK88 journals/tods/BatoryK85 journals/tods/Codd79 conf/oodbs/Dittrich86 journals/tods/HammerM81 journals/csur/HullK87 conf/eds/King84 conf/vldb/Gregor85 journals/tods/Shipman81 journals/computer/Su86 ... ... ... conf/sigmod/Zaniolo83