Legal topics have included joint ventures, labor and immigration law, Swiss bank secrecy law, enforcement
of foreign money claims and a compilation of Swiss business law (as editor), as well as
"Es kommt darauf an!", a book on the practice of law.

Non-legal writings include books and articles on historical military subjects, such as the "Schwabenkrieg of 1499",
Lessons from the War, Operation Shingle, Monte Cassino, the Desert War and others.