Chen-Burger Y. Automating business modelling : a guide to using logic to represent informal methods and support reasoning / Y. Chen-Burger, D. Robertson, 2005 r=on-line. - Текст : электронный.
Robertson D. Managing Operational Risk : Practical Strategies to Identify and Mitigate Operational Risk within Financial Institutions / by Douglas Robertson, 2016 r=on-line. - Текст : электронный.