Risk based maintenance optimization: foundational issues. - S. Apeland; Terje Aven (Reliab. Eng. Syst. Saf., 2000)

Quantifying uncertainty under a predictive, epistemic approach to risk analysis. - S. Apeland; Terje Aven; Thomas Nilsen (Reliab. Eng. Syst. Saf., 2002)

A fully subjective approach to modelling inspection maintenance. - S. Apeland; Philip A. Scarf (Eur. J. Oper. Res., 2003)

A fully subjective approach to capital equipment replacement. - S. Apeland; Philip A. Scarf (J. Oper. Res. Soc., 2003)