5075 Hans Bühlmann: Entwicklungstendenzen in der Risikotheorie. 
Jber. DMV 90 (1988), 111-128.

Hans Bühlmann: Mathematical methdods in risk theory. Springer 1998, 210p. Eur 75.

W. Heilmann: Fundamentals of risk theory.
Verlag Versicherungswirtschaft, Karlsruhe 1988, 288p. DM 37.

26377 Nassim Taleb/Mark Blyth: The black swan of Cairo. How suppressing volatility
makes the World less predictable and more dangerous.
Foreign Affairs 90/3 (2011), 33-39.