1. Flemming Andersen. A Theorem Prover for UNITY in Higher Order Logic. PhD thesis, Technical University of Denmark, 1992. Also published as TFL RT 1992-3, Tele Danmark Research, 1992.
2. Flemming Andersen, Kim Dam Petersen, and Jimmi S. Pettersson. Program Verification using HOL-UNITY. In HUG'93: HOL User's Group Workshop, pages 1–17, 1993.
3. Flemming Andersen, Klaus Elmquist Nielsen, Kim Dam Petersen and Jimmi S. Pettersson. The HOL-UNITY Language, Reference Manual 1.0. In preparation.
4. Ulla Binau. Correct Concurrent Programs: A UNITY design method for Compositional C++ Programs. PhD thesis, Technical University of Denmark, 1994.
5. K. Mani Chandy and Jayadev Misra. Parallel Program Design: A Foundation. Addison-Wesley, 1988.