<XML><RECORDS><RECORD><REFERENCE_TYPE>0</REFERENCE_TYPE><REFNUM>6916</REFNUM><AUTHORS><AUTHOR>Cockshott,P.</AUTHOR><AUTHOR>Foulk,P.</AUTHOR><AUTHOR>Balch,P.</AUTHOR></AUTHORS><YEAR>1989</YEAR><TITLE>Layered Implementations of Persistent Object Stores</TITLE><PLACE_PUBLISHED> Software Engineering Journal </PLACE_PUBLISHED><PUBLISHER>Butterworths</PUBLISHER><LABEL>Cockshott:1989:6916</LABEL><ABSTRACT> </ABSTRACT></RECORD></RECORDS></XML>