Towards New Architectures for Distributed Autonomous Database Applications. - Malcolm P. Atkinson 001; Andrew England (Security and Persistence, 1990)

Using continued fractions for efficient subclass checking. - Ronald Morrison; Andrew England; Richard C. H. Connor; Malcolm P. Atkinson 001; Svetlana Barneva; Fausto Rabitti; Pavel Zezula (OOPS Messenger, 1995)