Names and objects in heterogeneous computer networks.- Trends in computer system structure and architecture.- Aspects of the communication within a multisuppliers computer network.- Communication and synchronization tools in a distributed environment.- Multiprogrammed memory management for random-sized programs.- Integrity, concurrency, and recovery in databases.- An architecture for high-level language database extensions.- Data structures and graph grammars.- Selecting an optimal set of secondary indices.- A model for data structures.- Fast access sequential structures.- Database systems analysis and design.- Formal techniques and sizeable programs.- Constructive methods of program design.- Team organisation in integrated on-line computer projects.- A case study of structured programming with correctness proofs.- Program optimization using invariants.-