Visibility Issues in an Active OODBMS. - Ian S. Thomas; Andrew C. Jones (OOIS, 1995)

Design and Implementation of an Active Object-Oriented Database Supporting Construction of Database Tools. - Ian S. Thomas; Andrew C. Jones (Rules in Database Systems, 1995)

Extending the Gemstone Smalltalk Interface Debugger to cope with Active Database Components. - Ian S. Thomas; Andrew C. Jones (ADBIS, 1996)

OLAF: The GOAD Active Database Event/Rule Tracer. - Ian S. Thomas; Andrew C. Jones (DEXA, 1996)