1. Basel Committee on Banking Supervision (BASEL I). International convergence of capital measurement and capital standards. Julio de (1988)
2. Basel Committee on Banking Supervision (BASEL II). Convergencia internacional de medidas y normas de capital. Junio de, Basilea – Suiza. p. 228 (2004)
3. Basel Committee on Banking Supervision (BASEL II).Sound practices for the management and supervisión of operational risk. Febrero de, Basilea – Suiza. p. 12 (2003)
4. Buckley, J., Eslami, E.: An introduction to Fuzzy Logic and Fuzzy set. Physica Verlag, Heidelberg (2002)
5. Chavez-Demoulin, V., Embrechts, P.y., Neslehová, J.: Quantitative models for operational risk: Extremes, dependence and aggregation. En: Journal of baking & Finance, 2635–2658 (2006)