1. Ali, K. A. M. and R. Karlsson, “The Muse Or-Parallel Prolog Model and its Performance”, North American Conference on Logic Programming 1990, Austin, ed. M. Hermenegildo, pp. 747–768, MIT Press (October 1990).
2. Bach, Maurice J., The Design of the UNIX Operating System, Prentice Hall (1986).
3. Bal, Henri E., Jennifer G. Steiner and Andrew S. Tanenbaum, “Programming Languages for Distributed Computing Systems”, ACM Computing Surveys 21(3), pp. 261–322 (September, 1989).
4. Baron, Uri C., Andy B. Cheese and Michael J. Ratcliffe, “Parallel Logic Programming Languages: The State of the Art”, CA-45, ECRC (European Computer-Industry Research Centre) (April 1989).
5. Buhr, Peter A. and Richard, A. Stroobosscher, “The μSystem: Providing Light-weight Concurrency on Shared-memory Multiprocessor Computers Running UNIX”, Software-Practice and Experience 20(9), pp. 929–963 (September 1990).