B. Folliot, I. Piumarta, und F. Riccardi. Proceedings of the 8th ACM SIGOPS European workshop on Support for composing distributed applications, Seite 175--181. New York, NY, USA, ACM, (1998)
L. Deutsch, und A. Schiffman. POPL '84: Proceedings of the 11th ACM SIGACT-SIGPLAN symposium on Principles of programming languages, Seite 297--302. ACM, (1984)