Risikoloses Reinforcement-Lernen. - Matthias Heger; Karsten Berns (Künstliche Intell., 1992)

Consideration of Risk in Reinforcement Learning. - Matthias Heger (ICML, 1994)

The Loss from Imperfect Value Functions in Expectation-Based and Minimax-Based Tasks. - Matthias Heger (Mach. Learn., 1996)

Risk-averse reinforcement learning. - Matthias Heger (ZKW, 1996)