1. IEC publication 61508: “Functional safety of electrical/electronic/programmable electronic safety-related systems”, version 4.0 (2000).
2. Dahll, G. & Gran, B.A.: “The Use of Bayesian Belief Nets in Safety Assessment of Software Based Systems”. In Special Issues of International Journal on Intelligent Information Systems at FLINS’98, Int. J. General Systems v24, no2, pp. 205–229 (2000).
3. Helminen, A.: “Reliability Estimation of Software-based Digital Systems Using Bayesian Networks”, Helsinki University of Technology, Espoo, pp. 1–50 (2000).
4. Lect Notes Comput Sci;B.A. Gran,2000
5. Tool made by Hugin Expert a/s, Aalborg, Denmark ( http://www.hugin.dk ).