Books
  - Principles of Automated Theorem Proving. 1991
Short works
  -  Closure Induction in a Z-like Language. 2000. (In ZB 2000 )
  
-  On Mutually Recursive Free Types in Z. 2000. (In ZB 2000 )
  
-  Reasoning Inductively about Z Specifications via Unification. 2000. (In ZB 2000 )