1. INMOS-Limited: Occam Programming Manual. Prentice Hall, Englewood Cliffs (1985)
2. INMOS-Limited: Occam 2 Reference Manual. Prentice Hall, Englewood Cliffs (1988)
3. Jones, G.: Programming in Occam. Prentice Hall, Englewood Cliffs (1987)
4. Manna, Z., Pnueli, A.: The Temporal Logic of Reactive and Concurrent Systems. Specification. Springer, Heidelberg (1991)
5. Manna, Z., Pnueli, A.: Temporal Verification of Reactive Systems. Safety. Springer, Heidelberg (1995)